/* ========== 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(181, 101, 74, 0.2);
    color: #2C2420;
}

/* ========== SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FAF6F1;
}
::-webkit-scrollbar-thumb {
    background: #D4835C;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #9A4F38;
}

/* ========== HEADER ========== */
#header {
    background: rgba(250, 246, 241, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(181, 101, 74, 0.08);
}

#header.scrolled {
    background: rgba(250, 246, 241, 0.95);
    box-shadow: 0 1px 20px rgba(44, 36, 32, 0.06);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #B5654A;
    transition: width 0.3s ease;
}

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

/* ========== MOBILE MENU ========== */
#mobile-menu {
    background: rgba(250, 246, 241, 0.98);
    backdrop-filter: blur(20px);
}

#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;
}

#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; }

/* ========== MENU BUTTON ========== */
.menu-line {
    transition: all 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

#menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

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

#menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 6px;
}

/* ========== HERO ========== */
.hero-title {
    animation: slideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.2s;
}

.hero-sub {
    animation: slideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.1s;
}

.hero-desc {
    animation: slideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.4s;
}

.hero-cta {
    animation: slideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.5s;
}

.hero-meta {
    animation: slideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-delay: 0.6s;
}

.hero-img {
    animation: zoomIn 1.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        transform: scale(1.15);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* ========== REVEAL ANIMATIONS ========== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }

/* ========== IMAGE HOVER ========== */
img {
    will-change: transform;
}

/* ========== LINK TRANSITIONS ========== */
a {
    transition: color 0.3s ease;
}

/* ========== BUTTON FOCUS ========== */
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #B5654A;
    outline-offset: 2px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 767px) {
    .hero-title {
        font-size: 3rem !important;
    }
    .hero-title span.text-3xl {
        font-size: 1.5rem !important;
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

/* ========== REDUCED MOTION ========== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
    .hero-img {
        animation: none;
        transform: scale(1);
    }
}