/* ─── Base & Typography ─── */
html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: rgba(212, 85, 30, 0.2);
    color: #1a120b;
}

/* ─── Scroll Reveal (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(32px);
        transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .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; }
}

/* ─── Hero Animations ─── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.hero-tag {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.hero-headline {
    animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

.hero-sub {
    animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.6s both;
}

.hero-ctas {
    animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.8s both;
}

/* ─── Scroll Indicator ─── */
.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, rgba(252, 232, 218, 0.6), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.4; transform: scaleY(0.6); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ─── Section Headers ─── */
.section-tag {
    letter-spacing: 0.2em;
}

.section-title {
    letter-spacing: -0.02em;
}

.section-desc {
    line-height: 1.7;
}

/* ─── Navigation ─── */
#nav {
    background: transparent;
}

#nav.scrolled {
    background: rgba(250, 248, 245, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(180, 150, 120, 0.15);
}

/* ─── Service Cards ─── */
.service-card {
    opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
    .service-card {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .service-card.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@media (prefers-reduced-motion: no-preference) {
    .gallery-item {
        opacity: 0;
        transform: scale(0.96);
        transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .gallery-item.revealed {
        opacity: 1;
        transform: scale(1);
    }
}

/* ─── Testimonial Cards ─── */
.testimonial-card {
    opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
    .testimonial-card {
        opacity: 0;
        transform: translateY(24px);
        transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .testimonial-card.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── Button Focus States ─── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #d4551e;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ─── Mobile Menu Transition ─── */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ─── Utility ─── */
@media (max-width: 767px) {
    html {
        scroll-padding-top: 72px;
    }
}