/* ============================================
   Electrosilva — Custom Styles
   Premium Dark Luxury: Charcoal + Coral
   ============================================ */

/* ---------- Base ---------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(255, 107, 74, 0.3);
    color: #fff;
}

/* ---------- Section Labels & Titles ---------- */
.section-label {
    letter-spacing: 0.15em;
}

.section-title {
    color: #fff;
}

/* ---------- Navbar ---------- */
#navbar {
    background: transparent;
    transition: background 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background: rgba(13, 13, 13, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #FF6B4A;
    transition: width 0.3s ease;
    border-radius: 1px;
}

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

.nav-link:hover {
    color: #FF8566;
}

/* ---------- Mobile Menu ---------- */
#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

#mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobile-menu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }
#mobile-menu.open .mobile-link:nth-child(6) { transition-delay: 0.35s; }

/* ---------- Menu Button ---------- */
.menu-line {
    display: block;
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

#menu-btn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.25rem;
}

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

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

.hero-text {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.6s;
}

.hero-buttons {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.8s;
}

.hero-stats {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 1s;
}

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

/* ---------- Service Cards ---------- */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #FF6B4A, transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.service-card:hover::before {
    opacity: 1;
}

/* ---------- Project Cards ---------- */
.project-card {
    position: relative;
}

.project-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    border: 1px solid transparent;
    transition: border-color 0.5s ease;
    pointer-events: none;
}

.project-card:hover::after {
    border-color: rgba(255, 107, 74, 0.3);
}

/* ---------- Testimonial Cards ---------- */
.testimonial-card {
    position: relative;
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 16px;
    right: 24px;
    font-family: 'Cormorant Garamond', Georgia, serif;
    font-size: 6rem;
    font-weight: 700;
    color: rgba(255, 107, 74, 0.06);
    line-height: 1;
    pointer-events: none;
}

/* ---------- Scroll Reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
    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; }

/* ---------- Custom Scrollbar ---------- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0d0d0d;
}

::-webkit-scrollbar-thumb {
    background: #2a2a2a;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

/* ---------- Form Styling ---------- */
select option {
    background: #1a1a1a;
    color: #fff;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.75rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .hero-stats {
        gap: 6px;
    }

    .hero-stats > div > div {
        font-size: 1.75rem;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2.25rem;
    }

    .section-title {
        font-size: 1.875rem;
    }
}