/* ==========================================================================
   TOSTYAM INFRA GROUP - DESIGN SYSTEM & STYLESHEET
   Aesthetics: Luxury Minimalist, Gold/Bronze Accents, Deep Charcoal, Warm Alabaster
   ========================================================================== */

/* Custom Variables */
:root {
    /* Color Palette */
    --color-bg-light: #fbfbfa;
    --color-bg-dark: #0b1325;
    --color-bg-card-dark: #111b30;
    --color-bg-card-light: #ffffff;
    --color-text-dark: #1a1a1a;
    --color-text-muted-dark: #666666;
    --color-text-light: #f5f5f5;
    --color-text-muted-light: #aaaaaa;
    --color-accent: #d1b280;
    --color-accent-hover: #c5a880;
    --color-accent-muted: rgba(197, 168, 128, 0.1);
    --color-logo-red: #ED1B24;
    
    /* Borders */
    --border-light: 1px solid rgba(0, 0, 0, 0.08);
    --border-dark: 1px solid rgba(255, 255, 255, 0.08);
    --border-accent: 1px solid var(--color-accent);
    
    /* Typography */
    --font-title: 'Playfair Display', Georgia, serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Transitions */
    --transition-smooth: all 0.6s cubic-bezier(0.25, 1, 0.3, 1);
    --transition-fast: all 0.25s ease;
    
    /* Layout */
    --container-width: 1280px;
    --header-height: 80px;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

/* Scrollbar Curation */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg-light);
}
::-webkit-scrollbar-thumb {
    background: #cccccc;
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

.bg-dark ::-webkit-scrollbar-track {
    background: var(--color-bg-dark);
}
.bg-dark ::-webkit-scrollbar-thumb {
    background: #333333;
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-title);
    font-weight: 400;
    letter-spacing: 0.03em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
}

.section-padding {
    padding: 8rem 0;
}

.bg-dark {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
}

.text-light {
    color: var(--color-text-light);
}

.text-accent {
    color: var(--color-accent) !important;
}

.text-muted {
    color: var(--color-text-muted-light) !important;
}

/* Custom Cursor (Desktops only) */
.custom-cursor {
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-accent);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    transition: width 0.3s, height 0.3s, background-color 0.3s;
    transition-timing-function: cubic-bezier(0.1, 0.8, 0.3, 1);
    opacity: 0;
}

.custom-cursor-dot {
    width: 6px;
    height: 6px;
    background-color: var(--color-accent);
    border-radius: 50%;
    position: fixed;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    opacity: 0;
}

@media (pointer: fine) {
    .custom-cursor, .custom-cursor-dot {
        opacity: 1;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
}

.btn-outline {
    background: transparent;
    color: var(--color-text-light);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: var(--color-text-light);
    color: var(--color-bg-dark);
    border-color: var(--color-text-light);
}

.btn-filled {
    background-color: var(--color-accent);
    color: var(--color-bg-dark);
}

.btn-filled:hover {
    background-color: var(--color-text-light);
    color: var(--color-bg-dark);
}

/* Floating Pill Header & Navigation */
.main-header {
    position: fixed;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: var(--container-width);
    height: var(--header-height);
    z-index: 100;
    background: #ffffff !important;
    border: 1px solid rgba(0, 0, 0, 0.05) !important;
    border-radius: 18px !important;
    box-shadow: 0px 8px 24px rgba(0, 0, 0, 0.08) !important;
    transition: var(--transition-smooth);
}

.main-header.scrolled {
    top: 15px;
    height: 72px;
    background: #ffffff !important;
    border-radius: 14px !important;
    box-shadow: 0px 10px 30px rgba(0, 0, 0, 0.1) !important;
}

.header-container {
    width: 100%;
    height: 100%;
    padding: 0 32px !important;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    color: var(--color-text-dark);
    flex-shrink: 0;
}

.logo-icon {
    background-color: var(--color-bg-dark);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    font-family: var(--font-title);
    font-size: 1.3rem;
    margin-right: 12px;
    border: 1px solid var(--color-accent);
}

.logo-text-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-left: 1.5px solid rgba(0, 0, 0, 0.7);
    margin-left: 14px;
    padding-left: 14px;
    height: 42px;
    transition: border-color 0.3s ease;
}

.text-light .logo-text-wrapper {
    border-left-color: rgba(255, 255, 255, 0.3);
}

.logo-main {
    font-family: var(--font-title);
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.1;
}

.logo-sub {
    font-family: var(--font-body);
    font-size: 0.46rem;
    letter-spacing: 0.2rem;
    color: var(--color-text-dark);
    margin-top: 2px;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.logo-sub::before,
.logo-sub::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: #e53935;
}

.text-light .logo-sub {
    color: var(--color-text-light);
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1 1 auto;
    margin: 0 1rem;
}

.nav-menu ul {
    display: flex;
    list-style: none;
    gap: 1.2rem;
    justify-content: center;
    align-items: center;
}

.nav-link {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #1a1a1a !important;
    position: relative;
    padding: 0.5rem 0;
    white-space: nowrap;
    transition: color 0.3s ease;
}

.nav-link::after {
    display: none !important;
}

.nav-link:hover {
    color: #000000 !important;
    opacity: 0.8;
}

.nav-link.active::after {
    display: block !important;
    content: '' !important;
    position: absolute !important;
    bottom: -6px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 5px !important;
    height: 5px !important;
    border-radius: 50% !important;
    background-color: #E53935 !important;
}

/* ==========================================================================
   DROPDOWN & LOGO STYLING
   ========================================================================== */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(15px);
    background: #ffffff !important;
    border: 1px solid rgba(0, 0, 0, 0.06) !important;
    border-radius: 12px;
    padding: 0.8rem 0;
    min-width: 260px;
    opacity: 0;
    visibility: hidden;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0 !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08) !important;
    transition: all 0.3s cubic-bezier(0.25, 1, 0.3, 1);
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu li {
    width: 100%;
    position: relative;
}

.dropdown-menu a {
    display: block;
    padding: 0.7rem 1.5rem;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #1a1a1a !important;
    transition: var(--transition-fast);
}

.dropdown-menu a:hover {
    color: var(--color-accent) !important;
    background: rgba(0, 0, 0, 0.03) !important;
}

/* Submenu Navigation */
.dropdown-submenu {
    position: relative;
}

.dropdown-submenu .submenu-menu {
    position: absolute;
    top: 0;
    left: 100%;
    transform: translateX(15px);
    background: #ffffff !important;
    border: 1px solid rgba(0, 0, 0, 0.06) !important;
    border-radius: 12px;
    padding: 0.8rem 0;
    min-width: 260px;
    opacity: 0;
    visibility: hidden;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0 !important;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08) !important;
    transition: all 0.3s cubic-bezier(0.25, 1, 0.3, 1);
    z-index: 1001;
}

.dropdown-submenu:hover .submenu-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.dropdown-link-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dropdown-link-item .arrow-right {
    font-size: 0.6rem;
    color: rgba(26, 26, 26, 0.4) !important;
}

/* Arrow inside dropdown toggles */
.arrow {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 5px;
    vertical-align: middle;
    border-top: 4px solid;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
    transition: transform 0.3s;
}

.dropdown:hover .arrow {
    transform: rotate(180deg);
}

/* Style for logo images */
.logo-icon-img {
      height: 42px;
      width: auto;
      margin-right: 0;
      object-fit: contain;
  }

.logo-text-img {
    height: 38px;
    width: auto;
    object-fit: contain;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.btn-contact-pill {
    display: inline-block;
    padding: 0.6rem 1.6rem;
    border-radius: 30px;
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: var(--transition-fast);
    border: 1px solid var(--color-bg-dark);
    white-space: nowrap;
}

.btn-contact-pill:hover {
    background-color: var(--color-accent);
    color: var(--color-bg-dark);
    border-color: var(--color-accent);
}

/* Mobile Menu Toggle inside right header */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 25px;
    height: 18px;
    cursor: pointer;
}

.menu-toggle .bar {
    width: 100%;
    height: 1.5px;
    background-color: var(--color-text-dark);
    transition: var(--transition-fast);
}

/* Hero Section & Ken Burns Slider */
.hero-section {
    position: relative;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    background-color: var(--color-bg-dark);
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.5s ease-in-out, visibility 1.5s ease-in-out;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
    visibility: visible;
}

.slide.active {
    animation: kenburns 12s ease-out forwards;
}

@keyframes kenburns {
    0% {
        transform: scale(1.03);
    }
    100% {
        transform: scale(1.09);
    }
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(18, 18, 18, 0.8) 20%, rgba(18, 18, 18, 0.4) 60%, rgba(18, 18, 18, 0.2));
}

.slide-content {
    position: relative;
    z-index: 10;
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    color: var(--color-text-light);
    transform: translateY(40px);
    opacity: 0;
    transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1), opacity 1.2s ease;
    transition-delay: 0.5s;
}

.slide.active .slide-content {
    transform: translateY(0);
    opacity: 1;
}

.slide-subtitle {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.3em;
    color: var(--color-accent);
    text-transform: uppercase;
    display: block;
    margin-bottom: 1.5rem;
}

.slide-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    max-width: 800px;
}

.slide-desc {
    font-size: 1rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

/* Slider buttons */
.slider-controls {
    position: absolute;
    bottom: 50px;
    right: 5%;
    display: flex;
    gap: 1rem;
    z-index: 20;
}

.slider-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text-light);
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: rgba(255, 255, 255, 0.05);
}

/* Slider Dots */
.slider-dots {
    position: absolute;
    bottom: 50px;
    left: 5%;
    display: flex;
    gap: 0.8rem;
    z-index: 20;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition-fast);
}

.dot.active {
    background-color: var(--color-accent);
    transform: scale(1.3);
}

/* Scroll down indicator */
.scroll-down {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    color: var(--color-text-light);
    opacity: 0.6;
    padding-bottom: 30px;
    z-index: 20;
}

.scroll-down:hover {
    opacity: 1;
}

.scroll-text {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.3em;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-accent) 50%, transparent 100%);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background-color: var(--color-text-light);
    animation: scroll-anim 2s infinite ease-in-out;
}

@keyframes scroll-anim {
    0% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(60px);
    }
}

/* Awards & Recognition Marquee Section */
.awards-marquee-section {
    background-color: #ffffff;
    border-bottom: var(--border-light);
    padding: 5rem 0 4rem;
    overflow: hidden;
}

.awards-marquee-title {
    text-align: center;
    font-family: var(--font-body);
    font-size: 1.6rem;
    color: #9c8e7d;
    font-weight: 300;
    letter-spacing: 0.05em;
    margin-bottom: 3rem;
}

.marquee-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
}

/* Fade gradients on edges */
.marquee-wrapper::before,
.marquee-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    width: 15%;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.marquee-wrapper::before {
    left: 0;
    background: linear-gradient(to right, #ffffff 0%, rgba(255, 255, 255, 0) 100%);
}

.marquee-wrapper::after {
    right: 0;
    background: linear-gradient(to left, #ffffff 0%, rgba(255, 255, 255, 0) 100%);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee-scroll 25s linear infinite;
    gap: 6rem;
    align-items: center;
}

@keyframes marquee-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.marquee-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Stylized Award Logos */
.logo-honours {
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: #1a1a1a;
    display: flex;
    align-items: center;
}

.logo-honours::before {
    content: '›';
    color: #c5a880;
    font-size: 2.2rem;
    margin-right: 10px;
    line-height: 1;
}

.logo-hot100 {
    display: flex;
    flex-direction: column;
    border: 2px solid #1a1a1a;
    padding: 6px 12px;
    text-align: center;
    max-width: 160px;
}

.logo-hot100 .hot-top {
    font-family: var(--font-body);
    font-size: 0.5rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    border-bottom: 1px solid #1a1a1a;
    padding-bottom: 2px;
    margin-bottom: 2px;
}

.logo-hot100 .hot-main {
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 900;
    letter-spacing: 0.02em;
    line-height: 1;
}

.logo-foaid {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-left: 1px solid #dddddd;
    padding-left: 1.5rem;
}

.logo-foaid .foaid-main {
    font-family: var(--font-title);
    font-size: 2rem;
    font-weight: 700;
    font-style: italic;
    color: #555555;
    line-height: 1;
    letter-spacing: -0.05em;
}

.logo-foaid .leaf {
    color: #c5a880;
    font-family: var(--font-body);
    font-style: normal;
}

.logo-foaid .foaid-sub {
    font-family: var(--font-body);
    font-size: 0.45rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: #888888;
    margin-top: 4px;
}

.logo-perspective {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.logo-perspective .dp-main {
    font-family: var(--font-body);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    line-height: 0.9;
    color: #1a1a1a;
}

.logo-perspective .dp-sub {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 300;
    letter-spacing: 0.09em;
    color: #888888;
}

/* Section Intros */
.section-intro {
    margin-bottom: 5rem;
}

.section-intro.text-center {
    text-align: center;
}

.section-tagline {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--color-accent);
    display: block;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.2;
    color: var(--color-text-dark);
}

/* Reveal on Scroll */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1.2s cubic-bezier(0.25, 1, 0.5, 1), transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 5rem;
    align-items: center;
}

.lead-text {
    font-size: 1.25rem;
    font-weight: 300;
    line-height: 1.8;
    color: var(--color-text-dark);
    margin-bottom: 2rem;
    font-family: var(--font-title);
    font-style: italic;
}

.body-text {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--color-text-muted-dark);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.signature-block {
    margin-top: 3rem;
    border-left: 2px solid var(--color-accent);
    padding-left: 1.5rem;
}

.signature-title {
    font-family: var(--font-title);
    font-size: 1.3rem;
    display: block;
}

.signature-subtitle {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    text-transform: uppercase;
    display: block;
    margin-top: 4px;
}

.about-visual-column {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/5;
    background-color: #eae8e5;
}

.about-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.about-image-wrapper:hover img {
    transform: scale(1.05);
}

.frame-border {
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    pointer-events: none;
    z-index: 2;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-top: 2px solid var(--color-accent);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    z-index: 5;
}

.badge-num {
    font-family: var(--font-title);
    font-size: 2.5rem;
    line-height: 1;
    color: var(--color-accent);
}

.badge-txt {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-align: center;
    margin-top: 8px;
    white-space: nowrap;
}

/* ==========================================================================
   INTERACTIVE COLLAGE SECTION (KARKHANA / STACKED COLLAGE)
   ========================================================================== */
.collage-section {
    background-color: #faf9f6;
    overflow: hidden;
    position: relative;
}

.collage-interactive-container {
    width: 100%;
    position: relative;
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Stack View Layout */
.collage-stack {
    position: relative;
    width: 100%;
    height: 600px;
    transition: height 0.8s cubic-bezier(0.25, 1, 0.3, 1);
}

.collage-item {
    position: absolute;
    width: 440px;
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    cursor: pointer;
    background-color: #eae8e5;
    transition: all 0.9s cubic-bezier(0.25, 1, 0.3, 1);
    transform-origin: center center;
}

.collage-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.25, 1, 0.3, 1);
}

.collage-item:hover img {
    transform: scale(1.06);
}

.collage-item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.2) 60%, transparent 100%);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

/* Overlay visible when grid is spread */
.collage-stack.spread-grid .collage-item:hover .collage-item-overlay {
    opacity: 1;
}

.collage-cat {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.collage-title {
    font-family: var(--font-title);
    font-size: 1.2rem;
    color: var(--color-text-light);
}

/* Positions in Stacked State (Overlapping Deck) */
.collage-stack:not(.spread-grid) .collage-item:nth-child(1) {
    top: 50%; left: 46%; transform: translate(-50%, -50%) rotate(-6deg); z-index: 10;
}
.collage-stack:not(.spread-grid) .collage-item:nth-child(2) {
    top: 48%; left: 54%; transform: translate(-50%, -50%) rotate(5deg); z-index: 9;
}
.collage-stack:not(.spread-grid) .collage-item:nth-child(3) {
    top: 44%; left: 48%; transform: translate(-50%, -50%) rotate(-1deg); z-index: 8;
}
.collage-stack:not(.spread-grid) .collage-item:nth-child(4) {
    top: 53%; left: 43%; transform: translate(-50%, -50%) rotate(-10deg); z-index: 7;
}
.collage-stack:not(.spread-grid) .collage-item:nth-child(5) {
    top: 55%; left: 52%; transform: translate(-50%, -50%) rotate(8deg); z-index: 6;
}
.collage-stack:not(.spread-grid) .collage-item:nth-child(6) {
    top: 46%; left: 44%; transform: translate(-50%, -50%) rotate(-3deg); z-index: 5;
}

/* Hover effects when in stacked state */
.collage-stack:not(.spread-grid) .collage-item:hover {
    transform: translate(-50%, -55%) rotate(0deg) scale(1.04);
    z-index: 25;
    box-shadow: 0 30px 60px rgba(0,0,0,0.22);
}

/* Position in Spread State (Exploded to 3x2 Grid) */
.collage-stack.spread-grid {
    height: 800px;
}

.collage-stack.spread-grid .collage-item {
    transform: translate(0, 0) rotate(0deg) scale(1);
    box-shadow: 0 10px 25px rgba(0,0,0,0.06);
    aspect-ratio: 4/3;
}

.collage-stack.spread-grid .collage-item:nth-child(1) {
    top: 0px; left: 0%; width: 31.33%; z-index: 5;
}
.collage-stack.spread-grid .collage-item:nth-child(2) {
    top: 0px; left: 34.33%; width: 31.33%; z-index: 5;
}
.collage-stack.spread-grid .collage-item:nth-child(3) {
    top: 0px; left: 68.66%; width: 31.33%; z-index: 5;
}
.collage-stack.spread-grid .collage-item:nth-child(4) {
    top: 380px; left: 0%; width: 31.33%; z-index: 5;
}
.collage-stack.spread-grid .collage-item:nth-child(5) {
    top: 380px; left: 34.33%; width: 31.33%; z-index: 5;
}
.collage-stack.spread-grid .collage-item:nth-child(6) {
    top: 380px; left: 68.66%; width: 31.33%; z-index: 5;
}

/* Collage Controls buttons spacing */
.collage-controls {
    margin-top: 3rem;
    z-index: 30;
}

/* Core Expertise Section */
.bg-dark .section-title {
    color: var(--color-text-light) !important;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.expertise-card {
    padding: 3.5rem 2.2rem;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    position: relative;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.3, 1), border-color 0.6s ease, box-shadow 0.6s ease;
    background-clip: padding-box;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.expertise-card:hover {
    transform: translateY(-10px);
    border-color: rgba(209, 178, 128, 0.4);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 0 30px rgba(209, 178, 128, 0.05);
}

.card-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    filter: grayscale(100%) brightness(12%) blur(1px);
    transition: opacity 0.8s cubic-bezier(0.25, 1, 0.3, 1), transform 1.5s cubic-bezier(0.25, 1, 0.3, 1);
    z-index: 1;
    pointer-events: none;
}

.expertise-card:hover .card-bg-img {
    opacity: 0.18;
    transform: scale(1.08);
}

.card-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.card-num {
    font-family: var(--font-title);
    font-size: 2.8rem;
    color: rgba(209, 178, 128, 0.08);
    line-height: 1;
    margin-bottom: 2rem;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.3, 1), color 0.6s ease;
    transform-origin: left center;
}

.expertise-card:hover .card-num {
    color: rgba(209, 178, 128, 0.35);
    transform: scale(1.05) translateY(-3px);
}

.card-title {
    font-size: 1.45rem;
    margin-bottom: 1.2rem;
    color: var(--color-text-light);
    transition: color 0.3s ease;
}

.expertise-card:hover .card-title {
    color: var(--color-accent);
}

.card-desc {
    font-size: 0.85rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.55);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    transition: color 0.3s ease;
}

.expertise-card:hover .card-desc {
    color: rgba(255, 255, 255, 0.8);
}

.card-link {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    text-transform: uppercase;
    position: relative;
    display: inline-block;
    padding-bottom: 4px;
    margin-top: auto;
    align-self: flex-start;
    transition: color 0.3s ease;
}

.card-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.expertise-card:hover .card-link::after,
.card-link:hover::after {
    width: 100%;
}

.card-link:hover {
    color: #ffffff;
}

/* Portfolio Section */
.portfolio-filters {
    display: flex;
    justify-content: flex-start;
    gap: 1.5rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
    border-bottom: var(--border-light);
    padding-bottom: 1.5rem;
}

.filter-btn {
    background: transparent;
    border: none;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted-dark);
    padding: 0.5rem 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    position: relative;
}

.filter-btn::after {
    content: '';
    position: absolute;
    bottom: -1.6rem;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-fast);
}

.filter-btn:hover {
    color: var(--color-text-dark);
}

.filter-btn.active {
    color: var(--color-text-dark);
    font-weight: 600;
}

.filter-btn.active::after {
    width: 100%;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 2rem;
}

.portfolio-item {
    grid-column: span 3;
    aspect-ratio: 3/2;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.portfolio-item[data-project="1"] {
    grid-column: span 4;
}

.portfolio-item[data-project="2"] {
    grid-column: span 2;
}

.portfolio-item[data-project="3"] {
    grid-column: span 3;
}

.portfolio-item[data-project="4"] {
    grid-column: span 3;
}

.portfolio-item[data-project="5"] {
    grid-column: span 6;
    aspect-ratio: 2.5/1;
}

.item-img-wrapper {
    width: 100%;
    height: 100%;
    position: relative;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
}

.portfolio-item:hover img {
    transform: scale(1.08);
}

.item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 18, 18, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 3rem;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.portfolio-item:hover .item-overlay {
    opacity: 1;
}

.item-category {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 0.8rem;
    transform: translateY(20px);
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    transition-delay: 0.05s;
}

.item-title {
    font-size: 1.8rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    transform: translateY(20px);
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
    transition-delay: 0.1s;
}

.view-project-btn {
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-light);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 4px;
    align-self: flex-start;
    transform: translateY(20px);
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), border-color 0.3s;
    transition-delay: 0.15s;
}

.view-project-btn:hover {
    border-color: var(--color-text-light);
}

.portfolio-item:hover .item-category,
.portfolio-item:hover .item-title,
.portfolio-item:hover .view-project-btn {
    transform: translateY(0);
}

/* Atelier Section */
.atelier-intro-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
    margin-bottom: 6rem;
    align-items: flex-end;
}

.atelier-intro-grid .body-text {
    margin-bottom: 0;
    max-width: 600px;
}

.atelier-badge {
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.badge-title {
    font-family: var(--font-title);
    font-size: 1.5rem;
    color: var(--color-accent);
    margin-bottom: 8px;
}

.badge-subtitle {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted-light);
}

.atelier-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.atelier-gallery-item {
    background-color: var(--color-bg-card-dark);
    border: var(--border-dark);
    transition: var(--transition-smooth);
}

.atelier-gallery-item:hover {
    border-color: rgba(197, 168, 128, 0.3);
}

.atelier-img-wrapper {
    aspect-ratio: 1/1;
    overflow: hidden;
}

.atelier-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.atelier-gallery-item:hover .atelier-img-wrapper img {
    transform: scale(1.05);
}

.atelier-details {
    padding: 3rem;
    position: relative;
}

.item-serial {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 0.5rem;
}

.atelier-title {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    color: var(--color-text-light);
}

.atelier-material {
    font-size: 0.85rem;
    color: var(--color-text-muted-light);
    margin-bottom: 2rem;
    font-weight: 300;
}

.atelier-inquire-btn {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-light);
    border-bottom: 1px solid var(--color-accent);
    padding-bottom: 4px;
    display: inline-block;
}

.atelier-inquire-btn:hover {
    color: var(--color-accent);
    border-color: var(--color-text-light);
}

/* News Section */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.news-card {
    padding: 3rem;
    background-color: var(--color-bg-card-light);
    border: var(--border-light);
    display: flex;
    flex-direction: column;
    transition: var(--transition-smooth);
}

.news-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 15px 30px rgba(0,0,0,0.03);
    transform: translateY(-5px);
}

.news-date {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-text-muted-dark);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.news-source {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.news-title {
    font-size: 1.4rem;
    line-height: 1.4;
    margin-bottom: 1.5rem;
    color: var(--color-text-dark);
}

.news-excerpt {
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--color-text-muted-dark);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.news-link {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--color-text-dark);
    text-transform: uppercase;
    margin-top: auto;
}

.news-link:hover {
    color: var(--color-accent);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 6rem;
}

.contact-desc {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--color-text-muted-light);
    margin-bottom: 4rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.detail-item {
    border-left: 1px solid rgba(255,255,255,0.1);
    padding-left: 1.5rem;
}

.detail-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-accent);
    display: block;
    margin-bottom: 0.6rem;
}

.detail-val {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-light);
}

.detail-val a {
    color: var(--color-text-light);
}

.detail-val a:hover {
    color: var(--color-accent);
}

/* Floating Label Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.form-group {
    position: relative;
    width: 100%;
}

.form-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    color: var(--color-text-light);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 300;
    padding: 0.8rem 0;
    outline: none;
    transition: border-color 0.3s;
}

.form-input:focus {
    border-color: var(--color-accent);
}

.textarea-input {
    min-height: 120px;
    resize: none;
}

.form-label {
    position: absolute;
    top: 0.8rem;
    left: 0;
    font-size: 0.85rem;
    font-weight: 300;
    color: rgba(255,255,255,0.4);
    pointer-events: none;
    transition: var(--transition-fast);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
    top: -15px;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    text-transform: uppercase;
}

select.form-input {
    appearance: none;
    cursor: pointer;
}

select.form-input option {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
}

.form-group::after {
    content: '';
    position: absolute;
    right: 0;
    top: 1.2rem;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid rgba(255, 255, 255, 0.4);
    pointer-events: none;
}

.form-group:has(.textarea-input)::after {
    display: none;
}

.btn-submit {
    align-self: flex-start;
    padding: 1.2rem 3rem;
}

.form-message {
    font-size: 0.85rem;
    margin-top: 1rem;
    transition: var(--transition-fast);
}

.form-message.success {
    color: #81c784;
}

.form-message.error {
    color: #e57373;
}

/* Footer */
.main-footer {
    background-color: var(--color-bg-dark);
    color: var(--color-text-light);
    border-top: var(--border-dark);
    padding: 6rem 0 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
}

.footer-brand {
    max-width: 320px;
}

.brand-brief {
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--color-text-muted-light);
    margin-top: 1.5rem;
    line-height: 1.7;
}

.footer-col-title {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 2rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--color-text-muted-light);
}

.footer-links a:hover {
    color: var(--color-text-light);
    padding-left: 5px;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-links a {
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--color-text-muted-light);
}

.social-links a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: var(--border-dark);
    padding-top: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    font-weight: 300;
    color: var(--color-text-muted-light);
}

/* Project Modal / Case Study Dialog */
.project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 110;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.project-modal.active {
    visibility: visible;
    opacity: 1;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
}

.modal-wrapper {
    position: absolute;
    top: 5%;
    left: 5%;
    width: 90%;
    height: 90%;
    background-color: var(--color-bg-light);
    z-index: 10;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    transform: translateY(30px);
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.project-modal.active .modal-wrapper {
    transform: translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 30px;
    right: 30px;
    background: transparent;
    border: none;
    color: var(--color-text-dark);
    cursor: pointer;
    z-index: 20;
    transition: var(--transition-fast);
}

.modal-close-btn:hover {
    color: var(--color-accent);
    transform: rotate(90deg);
}

.modal-body {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    min-height: 100%;
}

.modal-gallery {
    background-color: #eae8e5;
    position: relative;
    overflow: hidden;
    height: 100%;
    min-height: 450px;
}

.modal-slider {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.modal-info {
    padding: 5rem;
    display: flex;
    flex-direction: column;
}

.modal-tag {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    line-height: 1.2;
    color: var(--color-text-dark);
    margin-bottom: 3rem;
}

.modal-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    border-top: var(--border-light);
    border-bottom: var(--border-light);
    padding: 2.5rem 0;
    margin-bottom: 3rem;
}

.meta-lbl {
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--color-text-muted-dark);
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.5rem;
}

.meta-val {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-dark);
}

.modal-description {
    line-height: 1.7;
}

.description-heading {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--color-text-dark);
}

#modalDesc {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-muted-dark);
}

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */

@media (max-width: 1200px) {
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .expertise-card:nth-child(1) {
        border-left: none;
    }
    
    .expertise-card {
        border-left: none;
    }
    
    .portfolio-grid {
        gap: 1.5rem;
    }
    
    .contact-grid {
        gap: 4rem;
    }

    .collage-stack:not(.spread-grid) .collage-item {
        width: 380px;
    }
}

@media (max-width: 991px) {
    .section-padding {
        padding: 5rem 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .about-visual-column {
        max-width: 500px;
        margin: 0 auto;
        width: 100%;
    }
    
    .experience-badge {
        bottom: -20px;
        left: -20px;
        padding: 1.8rem;
    }
    
    .atelier-intro-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        align-items: flex-start;
    }
    
    .atelier-gallery {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .modal-body {
        grid-template-columns: 1fr;
    }
    
    .modal-gallery {
        aspect-ratio: 3/2;
    }
    
    .modal-info {
        padding: 3rem;
    }

    .collage-stack.spread-grid {
        height: 1200px;
    }

    .collage-stack.spread-grid .collage-item {
        width: 47%;
    }

    .collage-stack.spread-grid .collage-item:nth-child(1) {
        top: 0px; left: 0%;
    }
    .collage-stack.spread-grid .collage-item:nth-child(2) {
        top: 0px; left: 53%;
    }
    .collage-stack.spread-grid .collage-item:nth-child(3) {
        top: 360px; left: 0%;
    }
    .collage-stack.spread-grid .collage-item:nth-child(4) {
        top: 360px; left: 53%;
    }
    .collage-stack.spread-grid .collage-item:nth-child(5) {
        top: 720px; left: 0%;
    }
    .collage-stack.spread-grid .collage-item:nth-child(6) {
        top: 720px; left: 53%;
    }
}

@media (max-width: 768px) {
    .main-header {
        width: 95%;
        top: 15px;
    }

    .menu-toggle {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background-color: var(--color-bg-light);
        z-index: 90;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 6rem 2.5rem 3rem;
        transition: right 0.5s cubic-bezier(0.25, 1, 0.5, 1);
        border-left: var(--border-light);
        box-shadow: -10px 0 30px rgba(0,0,0,0.05);
        border-radius: 20px 0 0 20px;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 1rem;
        color: var(--color-text-dark);
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }

    /* Mobile Accordion Dropdowns */
    .nav-menu .dropdown-menu,
    .nav-menu .submenu-menu {
        position: static !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        left: auto !important;
        display: none;
        box-shadow: none !important;
        background: transparent !important;
        border: none !important;
        padding-left: 1rem;
        padding-top: 0.25rem;
        padding-bottom: 0.25rem;
        min-width: 0 !important;
        width: 100% !important;
        flex-direction: column;
        gap: 0.4rem;
    }
    
    .nav-menu .dropdown-submenu .arrow-right {
        transform: rotate(90deg); /* point down for accordion */
        transition: transform 0.3s;
    }

    .nav-menu .dropdown-submenu.active > a .arrow-right {
        transform: rotate(270deg); /* rotate arrow when active */
    }

    .nav-menu .dropdown.active > .dropdown-menu,
    .nav-menu .dropdown-submenu.active > .submenu-menu {
        display: flex;
    }

    /* Mobile Submenu Items Text & Indentation overrides */
    .nav-menu .dropdown-menu a,
    .nav-menu .submenu-menu a {
        display: block;
        padding: 0.4rem 0; /* clean vertical padding, no horizontal padding */
        font-size: 0.85rem;
        font-weight: 500;
        text-transform: none; /* sentence case looks much cleaner on mobile */
        letter-spacing: 0.02em;
        color: rgba(26, 26, 26, 0.7);
        width: 100%;
        background: transparent !important; /* prevent ugly grey background blocks */
    }

    .nav-menu .dropdown-menu a:hover,
    .nav-menu .submenu-menu a:hover {
        color: var(--color-accent);
    }

    /* Submenu Header Links (Tostyam Infra, Tostyam Enterprises) */
    .nav-menu .dropdown-submenu > a {
        font-weight: 600;
        font-size: 0.9rem;
        color: var(--color-accent) !important;
        border-bottom: 1px solid rgba(0, 0, 0, 0.04);
        padding-bottom: 0.3rem;
        margin-top: 0.4rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
    }
    
    .nav-menu .arrow {
        transition: transform 0.3s;
    }
    
    .nav-menu .dropdown.active > a .arrow {
        transform: rotate(180deg);
    }
    .btn-contact-pill {
        display: none; /* Hide in primary line, put inside or show only toggle */
    }

    .menu-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .menu-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-item {
        grid-column: span 1 !important;
        aspect-ratio: 3/2 !important;
    }
    
    .item-overlay {
        padding: 2rem;
    }
    
    .item-title {
        font-size: 1.4rem;
    }
    
    .expertise-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-section {
        height: 85vh;
    }
    
    .scroll-down {
        display: none;
    }

    .collage-stack:not(.spread-grid) .collage-item {
        width: 320px;
    }

    .collage-stack.spread-grid {
        height: auto !important;
        display: flex;
        flex-direction: column;
        gap: 1.5rem;
    }

    .collage-stack.spread-grid .collage-item {
        position: relative !important;
        top: auto !important;
        left: auto !important;
        width: 100% !important;
        transform: none !important;
        aspect-ratio: 4/3;
    }

    .collage-stack.spread-grid .collage-item .collage-item-overlay {
        opacity: 1 !important; /* show title details on mobile by default */
    }
}

@media (max-width: 480px) {
    .section-padding {
        padding: 4rem 0;
    }
    
    .slide-title {
        font-size: 2.2rem;
    }
    
    .experience-badge {
        position: relative;
        bottom: 0;
        left: 0;
        margin-top: 20px;
        box-shadow: none;
    }
    
    .atelier-details {
        padding: 2rem;
    }
    
    .news-card {
        padding: 2rem;
    }

    .collage-stack:not(.spread-grid) {
        height: 450px;
    }

    .collage-stack:not(.spread-grid) .collage-item {
        width: 270px;
    }
}

/* ==========================================================================
   SUBPAGE & SERVICE DETAIL CARDS STYLING
   ========================================================================== */
.subpage-hero {
    position: relative;
    height: 55vh;
    min-height: 400px;
    width: 100%;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-light);
    text-align: center;
    overflow: hidden;
}

.subpage-hero .hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(18,18,18,0.7), rgba(18,18,18,0.85));
}

.subpage-hero .hero-content {
    position: relative;
    z-index: 10;
    width: 90%;
    max-width: 900px;
    margin-top: 50px;
}

.subpage-hero .slide-title {
    font-size: clamp(2rem, 3.5vw, 3.2rem);
    margin: 0.8rem 0;
    line-height: 1.25;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.subpage-hero .breadcrumb {
    font-family: var(--font-body);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.5);
    margin-top: 1.2rem;
}

.subpage-hero .breadcrumb a {
    color: var(--color-accent);
    transition: var(--transition-fast);
}

.subpage-hero .breadcrumb a:hover {
    color: var(--color-text-light);
}

/* Service grids and list layouts */
.services-section {
    padding: 7rem 0;
    background-color: var(--color-bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--color-bg-card-light);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.015);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.05);
    border-color: rgba(197, 168, 128, 0.25);
}

.service-card-img {
    height: 240px;
    width: 100%;
    background-size: cover;
    background-position: center;
    transition: var(--transition-smooth);
}

.service-card:hover .service-card-img {
    transform: scale(1.03);
}

.service-card-content {
    padding: 2.2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-card-tag {
    font-size: 0.65rem;
    font-weight: 600;
    color: #555555;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 0.8rem;
    display: block;
}

.service-card-title {
    font-size: 1.25rem;
    margin-bottom: 0.8rem;
    color: #e53935 !important;
}

.service-card-desc {
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--color-text-muted-dark);
    line-height: 1.65;
    margin-bottom: 1.5rem;
}

.service-card-specs {
    border-top: 1px solid rgba(0,0,0,0.06);
    padding-top: 1rem;
    margin-top: auto;
    display: flex;
    flex-wrap: wrap;
    gap: 1.2rem;
}

.spec-item {
    font-size: 0.7rem;
}

.spec-label {
    font-weight: 600;
    color: var(--color-text-muted-dark);
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.15rem;
    letter-spacing: 0.05em;
}

.spec-val {
    color: var(--color-text-dark);
}

.category-block {
    margin-bottom: 5rem;
}

.category-block:last-child {
    margin-bottom: 0;
}

.category-header {
    border-left: 2px solid var(--color-accent);
    padding-left: 1.2rem;
    margin-bottom: 2.5rem;
}

.category-tag {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    display: block;
    margin-bottom: 0.3rem;
}

.category-title {
    font-size: 1.8rem;
    color: var(--color-text-dark);
}

/* ROI calculator table styling */
.roi-table-wrapper {
    width: 100%;
    max-width: 100%;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch; /* smooth horizontal swiping on mobile */
    margin-top: 2rem;
    border-radius: 8px;
    border: 1px solid rgba(0,0,0,0.08);
}

.roi-table {
    width: 100%;
    min-width: 680px; /* prevent squishing and ensure all columns layout beautifully */
    border-collapse: collapse;
    text-align: left;
    font-size: 0.85rem;
}

.roi-table th {
    background: #f5f5f3;
    font-weight: 600;
    color: var(--color-text-dark);
    padding: 1rem 1.5rem;
    border-bottom: 2px solid rgba(0,0,0,0.08);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.roi-table td {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    color: var(--color-text-muted-dark);
    font-weight: 300;
}

.roi-table tr:last-child td {
    border-bottom: none;
}

.roi-table tr:hover td {
    background: rgba(197, 168, 128, 0.02);
}

/* ==========================================================================
   FLOATING INQUIRY WIDGET STYLING
   ========================================================================== */
.floating-inquiry-widget {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2000;
    font-family: var(--font-body);
}

.inquiry-trigger {
    background-color: var(--color-bg-dark);
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    border-right: none;
    border-radius: 8px 0 0 8px;
    padding: 1.25rem 0.8rem;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    box-shadow: -5px 5px 20px rgba(0,0,0,0.15);
    transition: var(--transition-fast);
}

.inquiry-trigger:hover {
    color: var(--color-text-light);
    background-color: var(--color-accent);
}

.inquiry-trigger .trigger-icon {
    font-size: 1.2rem;
}

.inquiry-trigger .trigger-text {
    writing-mode: vertical-lr;
    text-transform: uppercase;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    transform: rotate(180deg);
}

/* Sidebar panel */
.inquiry-sidebar {
    position: fixed;
    top: 0;
    right: -360px; /* Hidden initially */
    width: 350px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid rgba(0,0,0,0.08);
    box-shadow: -10px 0 35px rgba(0,0,0,0.1);
    z-index: 2001;
    display: flex;
    flex-direction: column;
    padding: 1.2rem 1.5rem; /* further reduced padding to shift form upwards */
    transition: right 0.4s cubic-bezier(0.25, 1, 0.3, 1);
    overflow-y: auto; /* enable vertical scroll if needed */
}

.inquiry-sidebar.active {
    right: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem; /* further reduced margin to shift form up */
    border-bottom: 1px solid rgba(0,0,0,0.06);
    padding-bottom: 0.6rem; /* further reduced padding */
}

.sidebar-header h3 {
    font-family: var(--font-title);
    font-size: 1.5rem;
    color: var(--color-text-dark);
}

.sidebar-close {
    background: transparent;
    border: none;
    font-size: 1.8rem;
    color: var(--color-text-muted-dark);
    cursor: pointer;
    line-height: 1;
    transition: var(--transition-fast);
}

.sidebar-close:hover {
    color: var(--color-accent);
}

/* Sidebar Form fields */
.sidebar-form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem; /* tighter gaps between fields */
    padding-bottom: 2rem; /* ensures spacing at the bottom */
    flex-shrink: 0; /* prevents form container from squishing */
}

.form-group-float {
    width: 100%;
}

.form-group-float input,
.form-group-float select,
.form-group-float textarea {
    width: 100%;
    padding: 0.65rem 0.85rem; /* slightly tighter input fields padding */
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 0.8rem;
    background: #fafafa;
    color: var(--color-text-dark);
    outline: none;
    transition: var(--transition-fast);
}

.form-group-float input:focus,
.form-group-float select:focus,
.form-group-float textarea:focus {
    border-color: var(--color-accent);
    background: #fff;
}

.form-group-float textarea {
    height: 70px; /* reduced height from 100px to fit everything comfortably */
    resize: none;
}

.sidebar-submit-btn {
    width: 100%;
    padding: 0.9rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    border-radius: 6px;
}

.sidebar-response {
    font-size: 0.75rem;
    margin-top: 1rem;
    line-height: 1.5;
}

.sidebar-response.success {
    color: #b3956c;
    font-weight: 500;
}

.sidebar-response.error {
    color: #d9534f;
    font-weight: 500;
}

/* Make sure mobile views handle floating widget triggers nicely */
@media (max-width: 768px) {
    .inquiry-sidebar {
        width: 290px;
        right: -300px;
        padding: 1.25rem 1.25rem 2rem !important; /* compact top padding, plenty of space at bottom */
        -webkit-overflow-scrolling: touch;
    }
    
    .inquiry-sidebar .sidebar-header {
        margin-bottom: 0.8rem !important;
        padding-bottom: 0.5rem !important;
    }

    .inquiry-sidebar .sidebar-header h3 {
        font-size: 1.2rem !important;
    }

    .inquiry-sidebar .sidebar-form {
        gap: 0.6rem !important;
        padding-bottom: 1.5rem !important;
    }

    .inquiry-sidebar .form-group-float input,
    .inquiry-sidebar .form-group-float select,
    .inquiry-sidebar .form-group-float textarea {
        padding: 0.5rem 0.75rem !important;
        font-size: 0.75rem !important;
    }

    .inquiry-sidebar .form-group-float textarea {
        height: 55px !important; /* very compact textarea for mobile keyboard space */
    }

    .inquiry-sidebar .sidebar-submit-btn {
        padding: 0.75rem !important;
        font-size: 0.7rem !important;
        letter-spacing: 0.08em;
    }
    
    .inquiry-trigger {
        padding: 1rem 0.6rem;
    }
    
    .inquiry-trigger .trigger-icon {
        font-size: 1rem;
    }
    
    .inquiry-trigger .trigger-text {
        font-size: 0.55rem;
    }
}

/* Services & Verticals Section Styles */
.services-section {
    background-color: var(--color-bg-light);
}

.service-filter-btn {
    border-color: rgba(0, 0, 0, 0.08) !important;
    color: var(--color-text-dark) !important;
}

.service-filter-btn:hover {
    border-color: var(--color-accent) !important;
    color: var(--color-accent) !important;
}

.service-filter-btn.active {
    background: var(--color-accent) !important;
    border-color: var(--color-accent) !important;
    color: #ffffff !important;
}

.service-grid-card {
    cursor: pointer;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.3, 1), opacity 0.4s ease, box-shadow 0.6s cubic-bezier(0.25, 1, 0.3, 1) !important;
    height: 485px !important;
    border-radius: 20px !important;
}

.service-grid-card:hover .service-card-bg {
    transform: scale(1.08);
}

.service-grid-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3) !important;
}

/* Service Card Overlay - Rich deep red gradient */
.service-grid-card .service-card-overlay {
    background: linear-gradient(to top, #7d0606 0%, rgba(125, 6, 6, 0.96) 30%, rgba(125, 6, 6, 0.5) 65%, rgba(125, 6, 6, 0) 100%) !important;
    transition: opacity 0.4s ease !important;
}

/* Service Card Info Layout */
.service-grid-card .service-card-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2.2rem 2rem !important;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 0.65rem !important;
}

/* Red Circular Icon Wrapper */
.service-card-icon-circle {
    width: 55px;
    height: 55px;
    border-radius: 50%;
    border: 2px solid #ffffff;
    background-color: #7d0606;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.4rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
    flex-shrink: 0;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.3, 1), border-color 0.4s ease, background-color 0.4s ease;
}

.service-grid-card:hover .service-card-icon-circle {
    transform: scale(1.06);
    border-color: var(--color-accent);
    background-color: #620101;
}

.service-card-icon-circle svg {
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.3, 1);
}

.service-grid-card:hover .service-card-icon-circle svg {
    transform: scale(1.05);
}

.service-card-cat {
    color: var(--color-accent) !important;
    font-family: var(--font-body) !important;
    font-size: 0.65rem !important;
    text-transform: uppercase !important;
    letter-spacing: 0.15em !important;
    font-weight: 600 !important;
    margin: 0 !important;
}

.service-grid-card .service-card-title {
    color: #ffffff !important;
    font-size: 1.65rem !important;
    font-weight: 500 !important;
    font-family: var(--font-title) !important;
    text-shadow: none !important;
    background: none !important;
    padding: 0 !important;
    border: none !important;
    box-shadow: none !important;
    display: block !important;
    margin: 0 !important;
    line-height: 1.25 !important;
}

.service-card-desc-text {
    color: rgba(255, 255, 255, 0.9) !important;
    font-family: var(--font-body) !important;
    font-size: 0.82rem !important;
    font-weight: 300 !important;
    line-height: 1.55 !important;
    margin: 0 !important;
}

.service-card-link-btn {
    color: var(--color-accent) !important;
    font-family: var(--font-body) !important;
    font-size: 0.75rem !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.1em !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    margin-top: 0.4rem !important;
    padding-bottom: 4px !important;
    position: relative !important;
    width: max-content !important;
    text-decoration: none !important;
    transition: color 0.3s ease !important;
}

.service-card-link-btn::after {
    content: '' !important;
    position: absolute !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 32px !important;
    height: 1.5px !important;
    background-color: var(--color-accent) !important;
    transition: width 0.3s ease !important;
}

.service-grid-card:hover .service-card-link-btn::after {
    width: 100% !important;
}

.btn-contact-pill {
    background-color: #111111 !important;
    border: 1px solid #111111 !important;
    color: #ffffff !important;
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.08em !important;
    padding: 0.65rem 1.6rem !important;
    border-radius: 50px !important;
    transition: all 0.3s ease !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.4rem !important;
    text-decoration: none !important;
}

.btn-contact-pill::after {
    content: ' →' !important;
    font-size: 0.85rem !important;
    line-height: 1 !important;
    display: inline-block !important;
    transition: transform 0.3s ease !important;
}

.btn-contact-pill:hover {
    background-color: #333333 !important;
    border-color: #333333 !important;
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn-contact-pill:hover::after {
    transform: translateX(3px) !important;
}

/* Card Dot Indicator for About page specializations */
.card-dot-indicator {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--color-accent);
    background-color: var(--color-bg-card-light);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.card-dot-indicator::after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-accent);
}

/* Ensure about page cards tags keep the gold accent color */
.services-grid .service-card-tag {
    color: var(--color-accent) !important;
}

/* Mobile responsive fixes for the floating header to prevent logo/button overlapping and restore hamburger menu visibility */
@media (max-width: 768px) {
    .main-header {
        width: 95% !important;
        top: 15px !important;
        height: 72px !important;
        border-radius: 14px !important;
    }
    
    .logo-text-wrapper {
        display: none !important;
    }
    
    .header-container {
        padding: 0 16px !important;
    }
    
    .btn-contact-pill {
        padding: 0.5rem 1.1rem !important;
        font-size: 0.65rem !important;
        display: inline-flex !important;
    }

    .menu-toggle {
        display: flex !important;
    }
}