/* ============================================
   1905 STUDIO — DESIGN SYSTEM v3.0
   Inspired by GlyphsLabs Art Direction
   Palette: Navy Dark + Gold + White
   ============================================ */

/* --- CSS VARIABLES --- */
:root {
    --navy: #001A4B;
    --navy-deep: #000D2B;
    --navy-surface: #001233;
    --gold: #FFC20E;
    --gold-dim: rgba(255, 194, 14, 0.15);
    --white: #FFFFFF;
    --gray-100: #F5F5F5;
    --gray-300: #D1D5DB;
    --gray-500: #6B7280;
    --gray-700: #374151;
    --bg: #060A13;
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255,255,255,0.5);
    --text-muted: rgba(255,255,255,0.25);
    --border: rgba(255,255,255,0.08);
    --transition-smooth: cubic-bezier(0.22, 1, 0.36, 1);
    --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- FONTS --- */
.font-display { font-family: 'Space Grotesk', sans-serif; }
.font-body { font-family: 'Inter', sans-serif; }

/* --- GLOBAL RESETS --- */
html { scroll-behavior: auto; } /* Lenis handles smooth scroll */
body {
    background-color: var(--bg);
    color: var(--text-primary);
    overflow-x: hidden;
}

::selection {
    background: var(--gold);
    color: var(--navy);
}

/* --- NEW CUSTOM CURSOR (GLYPHS LABS STYLE) --- */
#cursorContainer {
    position: fixed;
    top: 0; left: 0;
    width: 32px; height: 32px;
    pointer-events: none;
    z-index: 99999;
    will-change: transform;
    opacity: 0;
    transition: opacity 0.6s ease;
    mix-blend-mode: difference;
}

#customCursor {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    fill: #fff;
    transition: opacity 0.25s ease-out, scale 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    transform-origin: center center;
    opacity: 1; scale: 1;
    animation: gl-cursor-spin 3s linear infinite;
}

@keyframes gl-cursor-spin {
    to { rotate: 360deg; }
}

.cursor-halo {
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    background: #fff;
    transform: translate(-50%, -50%);
    transition: width 0.45s cubic-bezier(0.16, 1, 0.3, 1), height 0.45s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.cursor-label {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #050505;
    opacity: 0;
    transition: opacity 0.3s ease 0.1s;
    white-space: nowrap;
    pointer-events: none;
}

/* Cursor States */
#cursorContainer.is-expanded .cursor-halo { width: 54px; height: 54px; }
#cursorContainer.is-absorbed #customCursor { opacity: 0; scale: 0; }
#cursorContainer.is-view .cursor-halo { width: 76px; height: 76px; }
#cursorContainer.is-view #customCursor { opacity: 0; scale: 0; }
#cursorContainer.is-view .cursor-label { opacity: 1; }
#cursorContainer.is-drag .cursor-halo { width: 76px; height: 76px; }
#cursorContainer.is-drag #customCursor { opacity: 0; scale: 0; }
#cursorContainer.is-drag .cursor-label { opacity: 1; }

@media (pointer: coarse) {
    #cursorContainer { display: none !important; }
}

/* --- PAGE TRANSITION --- */
.page-transition-overlay {
    position: fixed;
    inset: 0;
    background: var(--navy);
    z-index: 100000;
    transform: scaleY(0);
    transform-origin: bottom;
    pointer-events: none;
}

.transition-progress-bar {
    position: fixed;
    top: 0; left: 0;
    height: 2px;
    background: var(--gold);
    z-index: 100001;
    width: 0%;
    pointer-events: none;
}

/* --- HEADER SCROLL STATE --- */
header {
    transition: transform 0.4s var(--transition-smooth),
                background-color 0.4s ease,
                backdrop-filter 0.4s ease;
}

.header-scrolled {
    background-color: rgba(6, 10, 19, 0.85) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

/* --- FULLSCREEN MENU OVERLAY --- */
.menu-overlay {
    position: fixed;
    inset: 0;
    background: var(--navy);
    z-index: 9000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 80px 10vw;
    clip-path: circle(0% at calc(100% - 48px) 40px);
    transition: clip-path 0.8s var(--transition-smooth);
    pointer-events: none;
}

.menu-overlay.active {
    clip-path: circle(150% at calc(100% - 48px) 40px);
    pointer-events: all;
}

.menu-overlay__link {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 6vw, 5rem);
    font-weight: 900;
    text-transform: uppercase;
    color: rgba(255,255,255,0.15);
    text-decoration: none;
    line-height: 1.1;
    letter-spacing: -0.03em;
    transition: color 0.4s ease, transform 0.4s var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.3em 0;
    position: relative;
    transform: translateX(-20px);
    opacity: 0;
}

.menu-overlay.active .menu-overlay__link {
    transform: translateX(0);
    opacity: 1;
}

.menu-overlay__link:hover,
.menu-overlay__link.current {
    color: var(--white);
}

.menu-overlay__link:hover .menu-link-arrow {
    opacity: 1;
    transform: translateX(0);
}

.menu-link-arrow {
    font-size: 0.5em;
    color: var(--gold);
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.3s var(--transition-smooth);
}

.menu-overlay__meta {
    position: absolute;
    bottom: 60px;
    left: 10vw;
    right: 10vw;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
}

.menu-overlay__meta a {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.35);
    text-decoration: none;
    transition: color 0.3s ease;
}

.menu-overlay__meta a:hover {
    color: var(--gold);
}

/* --- HAMBURGER BUTTON --- */
.hamburger {
    width: 32px; height: 20px;
    position: relative;
    z-index: 9500;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border: none;
    background: transparent;
    padding: 0;
}

@media (min-width: 1024px) {
    .hamburger { display: none !important; }
}

.hamburger span {
    display: block;
    width: 100%; height: 2px;
    background: var(--white);
    transition: all 0.4s var(--transition-smooth);
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.hamburger.active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* --- MARQUEE --- */
.animate-marquee {
    animation: marquee 30s linear infinite;
}
@keyframes marquee {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-100%); }
}

/* --- PROJECT LIST (GlyphsLabs Style) --- */
.project-item {
    display: grid;
    grid-template-columns: auto 1fr auto auto;
    align-items: center;
    gap: 2rem;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border);
    text-decoration: none;
    color: var(--white);
    transition: all 0.5s var(--transition-smooth);
    position: relative;
}

.project-item:first-child {
    border-top: 1px solid var(--border);
}

.project-item:hover {
    padding-left: 1rem;
}

.project-item__number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    font-weight: 300;
    color: var(--text-secondary);
    min-width: 30px;
}

.project-item__title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 4rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.03em;
    line-height: 1;
    transition: color 0.4s ease;
}

.project-item:hover .project-item__title {
    color: var(--gold);
}

.project-item__meta {
    display: flex;
    align-items: center;
    gap: 2rem;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.project-item__arrow {
    font-size: 24px;
    color: var(--text-muted);
    transition: all 0.4s var(--transition-smooth);
}

.project-item:hover .project-item__arrow {
    color: var(--gold);
    transform: translateX(8px);
}

/* Project Hover Image Preview */
#home-ticker-preview {
    position: fixed;
    width: 460px; height: 380px;
    pointer-events: none;
    z-index: 900;
    opacity: 0;
    transform: scale(0.88) rotate(-2deg);
    transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    filter: drop-shadow(0 24px 60px rgba(0,0,0,0.4));
    will-change: left, top, transform, filter;
    border-radius: 4px;
    overflow: hidden;
}
#home-ticker-preview.is-visible {
    opacity: 1;
    transform: scale(1) rotate(0);
}
#home-ticker-preview img {
    width: 100%; height: 100%;
    object-fit: cover;
    transform: scale(1.04);
    transition: transform 8s linear;
}
#home-ticker-preview.is-visible img {
    transform: scale(1.12);
}

/* --- TICKER ROW ITEMS --- */
.ticker-list { list-style: none; padding: 0; margin: 0; }
.ticker-item {
    position: relative;
    border-bottom: 1px solid rgba(255,255,255,0.12);
    cursor: pointer;
    overflow: hidden;
    transition: background 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.ticker-item:first-child { border-top: 1px solid rgba(255,255,255,0.12); }
.ticker-item::before {
    content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 1px;
    background: #fff; transform: scaleX(0); transform-origin: left center;
    transition: transform 0.75s cubic-bezier(0.77, 0, 0.175, 1);
}
.ticker-item:hover::before { transform: scaleX(1); }
.ticker-item:hover { background: rgba(255,255,255,0.02); }

.ticker-item__row {
    display: flex; align-items: baseline; gap: 28px;
    padding: 34px 0; transition: padding 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.ticker-item:hover .ticker-item__row { padding-left: 20px; }
.ticker-item__num {
    font-family: 'Inter', sans-serif; font-weight: 300; font-size: 10pt;
    color: rgba(255,255,255,0.4); letter-spacing: 0.08em;
    flex-shrink: 0; width: 44px;
    transition: color 0.6s ease, transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.ticker-item:hover .ticker-item__num { color: #fff; transform: translateY(-2px); }
.ticker-item__name {
    font-family: 'Space Grotesk', sans-serif; font-weight: 900;
    font-size: clamp(2rem, 6vw, 5rem); line-height: 0.95; margin: 0; white-space: nowrap;
    transition: color 0.7s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.ticker-item:hover .ticker-item__name { transform: translate(12px); color: var(--gold); }
.ticker-item__meta {
    display: flex; align-items: baseline; gap: 20px; margin-left: auto; flex-shrink: 0; padding-right: 24px;
}
.ticker-item__tags {
    font-family: 'Inter', sans-serif; font-weight: 300; font-size: 0.75rem;
    color: rgba(255,255,255,0.5); letter-spacing: 0.14em; text-transform: uppercase;
    transition: color 0.6s ease;
}
.ticker-item:hover .ticker-item__tags { color: #fff; }
.ticker-item__year {
    font-family: 'Inter', sans-serif; font-weight: 300; font-size: 0.75rem;
    color: rgba(255,255,255,0.3); letter-spacing: 0.08em;
    transition: color 0.6s ease;
}
.ticker-item:hover .ticker-item__year { color: rgba(255,255,255,0.8); }

/* --- CURTAIN PROCESS SECTION --- */
.process__curtain-area { position: relative; overflow: hidden; }
.practice-item {
    min-height: 60vh; display: flex; flex-direction: column; justify-content: center;
    position: relative; box-sizing: border-box; background: var(--bg);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

/* --- SERVICES GRID (GlyphsLabs 4 Practices) --- */
.service-card {
    padding: 3rem 2rem;
    border-bottom: 1px solid var(--border);
    transition: all 0.5s var(--transition-smooth);
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 2px;
    background: var(--gold);
    transition: width 0.6s var(--transition-smooth);
}

.service-card:hover::before {
    width: 100%;
}

.service-card__number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
}

.service-card__title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 2.5vw, 2.5rem);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    transition: color 0.4s ease;
}

.service-card:hover .service-card__title {
    color: var(--gold);
}

.service-card__text {
    font-size: 15px;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 400px;
}

/* --- SPLIT TEXT ANIMATION --- */
.split-line {
    overflow: hidden;
    display: block;
}

.split-line-inner {
    display: block;
    transform: translateY(110%);
    transition: transform 1s var(--transition-smooth);
}

.split-line-inner.revealed {
    transform: translateY(0);
}

/* --- REVEAL ANIMATIONS --- */
.reveal-up {
    opacity: 0;
    transform: translateY(60px);
}

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

.reveal-fade {
    opacity: 0;
}

.reveal-fade.revealed {
    opacity: 1;
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* Stagger delay utilities */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* --- CLIP REVEAL (Image reveals) --- */
.clip-reveal {
    clip-path: inset(100% 0 0 0);
    transition: clip-path 1.2s var(--transition-smooth);
}

.clip-reveal.revealed {
    clip-path: inset(0 0 0 0);
}

/* --- CTA SECTION STYLES --- */
.cta-title-stroke {
    -webkit-text-stroke: 2px var(--white);
    color: transparent;
    transition: color 0.4s ease, -webkit-text-stroke 0.4s ease;
}

.cta-title-stroke:hover {
    color: var(--white);
    -webkit-text-stroke: 0px;
}

/* --- SCROLL PROGRESS --- */
.scroll-progress {
    position: fixed;
    top: 0; left: 0;
    height: 2px;
    background: var(--gold);
    z-index: 99990;
    width: 0%;
    pointer-events: none;
    box-shadow: 0 0 8px rgba(255, 194, 14, 0.6);
}

/* --- ARTICLE STYLES --- */
.article-content h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    margin-top: 4rem;
    margin-bottom: 2rem;
    color: var(--white);
}

.article-content p {
    color: var(--text-secondary);
    font-weight: 300;
    line-height: 1.9;
    margin-bottom: 2rem;
    font-size: 16px;
}

.article-content ul {
    list-style: none;
    padding: 0;
}

.article-content ul li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    font-weight: 300;
    font-size: 15px;
}

.article-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 1.2rem;
    width: 6px;
    height: 6px;
    background: var(--gold);
}

.article-content blockquote {
    border-left: 3px solid var(--gold);
    padding-left: 2rem;
    font-style: italic;
    color: rgba(255,255,255,0.7);
    font-size: 1.25rem;
    margin: 3rem 0;
}

.article-content strong {
    color: var(--white);
    font-weight: 600;
}

/* --- NOISE TEXTURE OVERLAY --- */
.noise::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 1;
    opacity: 0.4;
}

/* --- HARDWARE ACCELERATION --- */
.hw-accel {
    will-change: transform, opacity;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

/* --- MAGNETIC BUTTON --- */
.magnetic-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    text-decoration: none;
    padding: 1.25rem 2.5rem;
    border: 1px solid var(--gold);
    color: var(--gold);
    position: relative;
    overflow: hidden;
    transition: color 0.4s ease;
}

.magnetic-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.5s var(--transition-smooth);
    z-index: -1;
}

.magnetic-btn:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.magnetic-btn:hover {
    color: var(--navy);
}

/* --- GLASS CARD --- */
.glass-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border);
}

/* --- PROJECT PREVIEW HOVER (PORTFOLIO) --- */
.project-preview {
    position: fixed;
    top: 0; left: 0;
    width: 400px; height: 260px;
    pointer-events: none;
    z-index: 900;
    opacity: 0;
    transform: scale(0.9) rotate(-2deg);
    transition: opacity 0.4s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
    border-radius: 8px;
    overflow: hidden;
    will-change: transform, opacity;
}

.project-preview.visible {
    opacity: 1;
    transform: scale(1) rotate(0);
}

.project-preview img {
    width: 100%; height: 100%;
    object-fit: cover;
    transform: scale(1.05);
    transition: transform 0.6s ease;
}

.project-preview.visible img {
    transform: scale(1);
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .project-item {
        grid-template-columns: auto 1fr;
        gap: 0.5rem;
        padding: 2rem 0;
    }
    .project-item__meta {
        grid-column: 1 / -1;
        gap: 1rem;
        margin-top: 0.5rem;
    }
    .project-item__arrow {
        display: none;
    }
    .project-preview {
        display: none;
    }
    .menu-overlay {
        padding: 100px 8vw;
    }
    .service-card {
        padding: 2rem 0;
    }
}