/* ============================================
   Studio 103 — Custom Styles
   Clean Minimalist | Emerald + Cream
   ============================================ */

/* --- Base --- */
html {
    scroll-behavior: smooth;
}

body {
    background-color: #fdfcfa;
    color: #022c22;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #faf8f3;
}
::-webkit-scrollbar-thumb {
    background: #064e3b;
    border-radius: 3px;
}

/* --- Navigation --- */
#nav {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease;
}

#nav.scrolled {
    background: rgba(253, 252, 250, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #064e3b;
    transition: width 0.3s ease;
}

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

/* --- Mobile Menu --- */
.mobile-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* --- Hero Animations --- */
.hero-subtitle {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.hero-title {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-desc {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.6s;
    opacity: 0;
}

.hero-cta-primary,
.hero-cta-secondary {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

.hero-image-wrapper {
    animation: fadeIn 1.2s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* --- Section Labels & Titles --- */
.section-label {
    display: block;
    font-family: 'Instrument Sans', sans-serif;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #059669;
}

.section-title {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 400;
    line-height: 1.15;
    color: #022c22;
}

.section-desc {
    font-family: 'Instrument Sans', sans-serif;
    font-size: 15px;
    line-height: 1.75;
    color: rgba(2, 44, 34, 0.6);
    font-weight: 300;
}

/* --- Service Cards --- */
.service-card {
    transition: background 0.3s ease;
}

.service-card:hover {
    background: #ecfdf5;
}

.service-card:hover .w-10 {
    background: #064e3b !important;
    color: #fdfcfa !important;
}

/* --- Gallery --- */
.gallery-item {
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(2, 44, 34, 0);
    transition: background 0.3s ease;
}

.gallery-item:hover::after {
    background: rgba(2, 44, 34, 0.05);
}

.gallery-item {
    position: relative;
}

/* --- About Image --- */
.about-image-wrapper {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-image-wrapper.visible {
    opacity: 1;
    transform: translateX(0);
}

/* --- Scroll Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* --- Form Focus --- */
input:focus,
textarea:focus {
    border-bottom-color: #047857 !important;
}

/* --- Mobile Menu Button --- */
.menu-line {
    display: block;
    width: 24px;
    height: 1px;
    background: currentColor;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

#menu-btn.active .menu-line:nth-child(2) {
    transform: translateY(-6px) rotate(-45deg);
    opacity: 0;
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero-image-wrapper {
        margin-top: 2rem;
    }
}