/* =========================================
   ADVENCER MARKETING — STYLE SHEET
   ========================================= */

:root {
    --bg: #050505;
    --bg-alt: #0a0a0a;
    --text: #f0f0f0;
    --text-muted: #888;
    --accent: #2563eb;
    --accent-glow: rgba(37, 99, 235, 0.25);
    --accent-light: #3b82f6;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --radius: 12px;
    --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== RESET ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

img {
    max-width: 100%;
    display: block;
}

.container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.accent {
    color: var(--accent);
    font-style: normal;
}

/* ===== FILTER TABS ===== */
.filter-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    padding: 0.5rem 1.5rem;
    border-radius: 30px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition);
}

.filter-btn:hover {
    color: var(--text);
    border-color: rgba(255, 255, 255, 0.3);
}

.filter-btn.active {
    background: var(--text);
    color: var(--bg);
    border-color: var(--text);
}

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.preloader-text-wrapper {
    overflow: hidden;
}

.preloader-word span {
    display: inline-block;
    font-size: clamp(3rem, 8vw, 8rem);
    letter-spacing: -2px;
    font-family: var(--font-heading);
    color: var(--text);
    text-transform: uppercase;
}

.loading-bar-container {
    opacity: 0; /* Will fade in via JS */
}

/* ===== NAVBAR ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem clamp(1.5rem, 5vw, 4rem);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: transparent;
    transition: background var(--transition), padding var(--transition);
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--text);
    display: flex;
    align-items: center;
}

.nav-logo {
    height: 55px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    mix-blend-mode: screen;
    transform-origin: left center;
    transition: transform var(--transition);
}

#hero-logo {
    color: #fff;
    font-weight: 900;
    text-decoration: none;
    font-size: 1.2rem;
    letter-spacing: 2px;
    transform-origin: center center;
    will-change: transform;
}

.navbar.scrolled .nav-logo {
    transform: scale(0.85); /* Shrinks slightly when scrolling */
}

.footer-logo {
    height: 180px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    mix-blend-mode: screen;
    margin-bottom: 1.5rem;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-link {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85); /* Increased opacity for much better visibility */
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

.nav-link:hover {
    color: var(--text);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--accent);
    color: var(--bg);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.menu-toggle span {
    width: 28px;
    height: 2px;
    background: var(--text);
    transition: all 0.3s ease;
    transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== MOBILE MENU ===== */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text);
    transition: color 0.3s;
}

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

.mobile-menu-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.mobile-menu-contact a:hover {
    color: var(--accent);
}

/* ===== HERO ===== */
.hero {
    height: 100vh;
    min-height: 700px;
    position: relative;
    display: flex;
    align-items: center;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.hero-scrolling-grid {
    position: absolute;
    width: 150vw;
    height: 150vh;
    top: -25vh;
    left: -25vw;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transform: rotate(-12deg);
    opacity: 0.6;
    z-index: 1;
}

.scrolling-row {
    display: flex;
    gap: 1.5rem;
    animation: scrollLeft 60s linear infinite;
    width: max-content;
}

.scrolling-row.reverse {
    animation: scrollRight 60s linear infinite;
}

.scrolling-row img {
    width: 300px;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius);
}

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

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

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(
        180deg,
        rgba(5, 5, 5, 0.5) 0%,
        rgba(5, 5, 5, 0.7) 50%,
        rgba(5, 5, 5, 1) 100%
    );
}

.hero-content {
    max-width: 900px;
    padding-top: 6rem;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.tag-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.massive-hero-title {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 0.85;
    transform: translateY(20px);
    opacity: 0;
}

.massive-line {
    font-size: clamp(4rem, 15vw, 15rem);
    font-weight: 900;
    letter-spacing: -2px;
    color: #fff;
    white-space: nowrap;
}

.massive-sub {
    font-size: clamp(1.5rem, 5vw, 5rem);
    font-weight: 700;
    letter-spacing: 0.5em;
    padding-left: 0.5vw;
}

/* Scroll hint */
.hero-scroll {
    font-family: var(--font-heading);
    font-size: clamp(3.5rem, 9vw, 9rem);
    font-weight: 900;
    line-height: 0.95;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.title-line {
    overflow: hidden;
}

.title-line span {
    display: inline-block;
    transform: translateY(110%);
}

.hero-sub {
    font-size: clamp(1rem, 2vw, 1.25rem);
    max-width: 550px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    border: 1px solid transparent;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.btn-primary:hover {
    background: transparent;
    color: var(--accent);
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-ghost {
    background: transparent;
    color: var(--text);
    border-color: rgba(255,255,255,0.2);
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-lg {
    padding: 1.2rem 2.5rem;
    font-size: 1rem;
}

.btn-arrow {
    transition: transform 0.3s ease;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ===== SCROLL INDICATOR ===== */
.hero-scroll {
    position: absolute;
    bottom: 2.5rem;
    right: clamp(1.5rem, 5vw, 4rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--text-muted);
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: rgba(255,255,255,0.15);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--accent);
    animation: scrollDown 2s infinite ease-in-out;
}

@keyframes scrollDown {
    0% { top: -100%; }
    100% { top: 100%; }
}

/* ===== MARQUEE ===== */
.marquee-strip {
    padding: 1.5rem 0;
    border-top: 1px solid rgba(255,255,255,0.07);
    border-bottom: 1px solid rgba(255,255,255,0.07);
    overflow: hidden;
    background: var(--bg);
}

.marquee-track {
    display: flex;
    white-space: nowrap;
    animation: marquee 25s linear infinite;
}

.marquee-track span {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2.5vw, 2rem);
    font-weight: 700;
    text-transform: uppercase;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255,255,255,0.15);
    padding-right: 1rem;
    flex-shrink: 0;
}

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

/* ===== ABOUT ===== */
.about {
    padding: 8rem 0 8rem 0;
    position: relative;
    background: var(--bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5.5vw, 5rem);
    font-weight: 900;
    line-height: 1.05;
}

.about-text {
    font-size: 1.05rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== WORK / PORTFOLIO ===== */
.work {
    padding: 8rem 0;
    background: #080810;
}

.section-header {
    margin-bottom: 5rem;
    text-align: center;
}

.section-desc {
    color: var(--text-muted);
    max-width: 400px;
    text-align: right;
}

.work-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

@media (min-width: 992px) {
    .work-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
}

.work-item {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    background: #111;
    cursor: pointer;
    transform-style: preserve-3d;
    perspective: 1000px;
    will-change: transform;
    transition: box-shadow 0.3s ease;
    height: 400px; /* Fixed height to prevent items from being massively zoomed in */
}

.work-item:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.work-item img,
.work-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
    transition: transform 0.5s ease;
}

.work-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 60%);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
    transform: translateZ(30px);
}

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

.work-item-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
    font-family: var(--font-heading);
}

.work-item-category {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
}

.work-item.wide {
    grid-column: span 2;
}

.work-item.tall {
    grid-row: span 2;
}

/* ===== SERVICES ===== */
.services {
    padding: 10rem 0;
}

.services-list {
    margin-top: 4rem;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.service-row {
    display: grid;
    grid-template-columns: 80px 1fr 1.2fr 50px;
    align-items: center;
    gap: 2rem;
    padding: 2.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: background var(--transition);
    cursor: default;
}

.service-row:hover {
    background: rgba(255,255,255,0.02);
}

.service-num {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
}

.service-name {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    font-weight: 800;
}

.service-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.service-arrow {
    font-size: 1.5rem;
    color: var(--text-muted);
    transition: all 0.3s ease;
    text-align: right;
}

.service-row:hover .service-arrow {
    transform: translate(5px, -5px);
    color: var(--accent);
}

/* ===== FOOTER ===== */
.footer {
    padding: 10rem 0 2rem;
    background: linear-gradient(to bottom, #020202 0%, #050510 100%);
    border-top: 1px solid rgba(255,255,255,0.05);
    position: relative;
    overflow: hidden;
}

/* Subtle glow behind footer */
.footer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center top, rgba(37, 99, 235, 0.12) 0%, rgba(37, 99, 235, 0) 30%);
    pointer-events: none;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6rem;
    padding-bottom: 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.footer-cta-left {
    flex: 1;
}

.footer-cta-right {
    flex: 0 0 auto;
    margin-left: 2rem;
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 6vw, 6rem);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 1rem;
}

/* ===== SWISS EDITORIAL FOOTER ===== */
.swiss-footer {
    border-top: 1px solid rgba(255,255,255,0.15);
    margin-top: 4rem;
}

.swiss-row {
    display: flex;
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.swiss-col {
    padding: 3rem clamp(1.5rem, 5vw, 4rem);
    border-right: 1px solid rgba(255,255,255,0.15);
}

.swiss-col:last-child {
    border-right: none;
}

.footer-contact-grid.swiss-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
}

.footer-contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    z-index: 1;
}

.contact-value {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-weight: 600;
    color: var(--text);
    transition: color 0.3s;
    z-index: 1;
}

.contact-value:hover {
    color: var(--accent);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.08);
    flex-wrap: wrap;
    gap: 1.5rem;
}

.footer-brand {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links a:hover {
    color: var(--text);
}

.footer-copy {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* =========================================
   RESPONSIVE
   ========================================= */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .mixed-work-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 300px;
        gap: 1.5rem;
    }

    .service-row {
        grid-template-columns: 60px 1fr 50px;
    }

    .service-desc {
        display: none;
    }

    .footer-contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta {
        display: none;
    }

    .navbar .logo {
        font-size: 1rem;
    }
    .navbar .logo .accent {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: clamp(2.8rem, 12vw, 5rem);
    }

    .hero-scroll {
        display: none;
    }

    .about {
        padding: 5rem 0;
    }

    .work {
        padding: 5rem 0;
    }

    .services {
        padding: 5rem 0;
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .section-desc {
        text-align: left;
    }

    .service-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
        padding: 2rem 0;
    }

    .service-num {
        font-size: 0.9rem;
    }

    .service-arrow {
        display: none;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-top.swiss-row {
        flex-direction: column;
    }
    .footer-contact-grid.swiss-row {
        grid-template-columns: 1fr;
    }
    .swiss-col {
        border-right: none;
        border-bottom: 1px solid rgba(255,255,255,0.15);
    }
    .swiss-col:last-child {
        border-bottom: none;
    }

    .footer-heading {
        font-size: clamp(3rem, 12vw, 5rem);
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }



    .mixed-work-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 320px;
        gap: 1rem;
    }
    .work-item.wide, .work-item.tall {
        grid-column: span 1 !important;
        grid-row: span 1 !important;
    }
}

/* ===== WORK ENTRY PORTAL ===== */
.work-portal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: #000;
    display: flex;
    flex-direction: column;
    visibility: hidden;
    opacity: 0;
}

.portal-close {
    position: absolute;
    top: 2rem;
    right: clamp(1.5rem, 5vw, 4rem);
    z-index: 10000;
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: background 0.3s ease, transform 0.3s ease;
    backdrop-filter: blur(10px);
}

.portal-close:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.1);
}

.portal-close span {
    position: absolute;
    width: 20px;
    height: 2px;
    background: #fff;
    transition: all 0.3s ease;
}

.portal-close span:nth-child(1) {
    transform: rotate(45deg);
}

.portal-close span:nth-child(2) {
    transform: rotate(-45deg);
}

.portal-split {
    display: flex;
    width: 100%;
    height: 100%;
}

.portal-side {
    position: relative;
    flex: 1;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: #fff;
}

.portal-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.portal-bg img,
.portal-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.6s ease, transform 0.6s ease;
    transform: scale(1);
}

.portal-side:hover .portal-bg img,
.portal-side:hover .portal-bg video {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.portal-content {
    position: relative;
    z-index: 2;
    text-align: center;
    background: rgba(0,0,0,0.6);
    padding: 3rem 4rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.5s ease;
}

.portal-side:hover .portal-content {
    background: rgba(0,0,0,0.4);
    transform: translateY(0);
    opacity: 1;
    border-color: rgba(255,255,255,0.2);
}

.portal-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 4vw, 4rem);
    font-weight: 800;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.portal-desc {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.8);
    letter-spacing: 1px;
}

@media (max-width: 768px) {
    .portal-split {
        flex-direction: column;
    }
    .portal-content {
        padding: 1.5rem;
        opacity: 1;
        transform: none;
        background: rgba(0,0,0,0.5);
    }
    .portal-bg img,
    .portal-bg video {
        filter: grayscale(50%); /* Better UX on mobile where hover doesn't exist */
    }
}