/* ===== BASE & RESET ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    min-height: 100vh;
}

::selection {
    background-color: #1a4a34;
    color: #fdfcfa;
}

/* ===== NAVBAR ===== */
#navbar {
    transition: background-color 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
}

#navbar.scrolled {
    background-color: rgba(253, 252, 250, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(26, 74, 52, 0.08);
}

.nav-logo-text {
    transition: color 0.4s ease;
}

#navbar.scrolled .nav-logo-text {
    color: #1a4a34;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #3a7d4e;
    transition: width 0.3s ease;
}

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

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

.menu-line {
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#mobile-menu-btn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

#mobile-menu-btn.active .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.5rem;
}

.mobile-nav-link {
    transition: color 0.3s ease, transform 0.3s ease;
}

.mobile-nav-link:hover {
    transform: scale(1.05);
}

/* ===== GEOMETRIC SHAPES ===== */
.geo-shape {
    position: absolute;
    opacity: 0.08;
    pointer-events: none;
}

.geo-circle-1 {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    border: 3px solid #fff;
    top: -100px;
    right: -100px;
    animation: float-slow 20s ease-in-out infinite;
}

.geo-circle-2 {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: #e07a5f;
    bottom: 15%;
    left: 5%;
    animation: float-slow 15s ease-in-out infinite reverse;
}

.geo-circle-3 {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 2px solid #fff;
    top: 30%;
    left: 10%;
    animation: float-slow 12s ease-in-out infinite;
}

.geo-square-1 {
    width: 100px;
    height: 100px;
    background: #e07a5f;
    border-radius: 16px;
    top: 20%;
    right: 15%;
    transform: rotate(45deg);
    animation: float-slow 18s ease-in-out infinite;
}

.geo-square-2 {
    width: 60px;
    height: 60px;
    border: 2px solid #fff;
    border-radius: 12px;
    bottom: 25%;
    right: 25%;
    transform: rotate(30deg);
    animation: float-slow 14s ease-in-out infinite reverse;
}

.geo-triangle-1 {
    width: 0;
    height: 0;
    border-left: 60px solid transparent;
    border-right: 60px solid transparent;
    border-bottom: 104px solid rgba(224, 122, 95, 0.6);
    top: 60%;
    left: 20%;
    animation: float-slow 16s ease-in-out infinite;
    opacity: 0.12;
}

.dot-pattern {
    position: absolute;
    width: 60px;
    height: 60px;
    background-image: radial-gradient(circle, rgba(255,255,255,0.3) 1px, transparent 1px);
    background-size: 10px 10px;
    pointer-events: none;
}

@keyframes float-slow {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(3deg); }
    66% { transform: translateY(10px) rotate(-2deg); }
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-left {
    transform: translateX(0);
}

.reveal-right {
    transform: translateX(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal-left {
        opacity: 0;
        transform: translateX(-30px);
    }
    
    .reveal-right {
        opacity: 0;
        transform: translateX(30px);
    }
    
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

/* ===== FOCUS STYLES ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid #3a7d4e;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f0f5f1;
}

::-webkit-scrollbar-thumb {
    background: #8abf96;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #3a7d4e;
}

/* ===== UTILITY ===== */
@media (max-width: 767px) {
    .geo-circle-1 {
        width: 250px;
        height: 250px;
    }
    
    .geo-circle-2 {
        width: 120px;
        height: 120px;
    }
    
    .geo-square-1 {
        width: 60px;
        height: 60px;
    }
}