/* ============================================================
   BASE.CSS - CSS Variables, Reset, Typography, Global
   Tapak Baduy - Open Trip
============================================================ */

/* --- CSS Variables --- */
:root {
    /* Brand Colors */
    --color-forest:       #2c4a1e;
    --color-forest-mid:   #3d6628;
    --color-moss:         #5a7a2d;
    --color-moss-light:   #7a9e3f;
    --color-gold:         #c9a227;
    --color-gold-light:   #e8c04a;
    --color-cream:        #f8f4ec;
    --color-cream-dark:   #ede7d8;
    --color-bark:         #6b4c2a;
    --color-soil:         #1a2e0a;

    /* Neutral */
    --color-white:        #ffffff;
    --color-black:        #0f1a0a;
    --color-gray-100:     #f5f5f3;
    --color-gray-200:     #e4e4df;
    --color-gray-400:     #9e9e96;
    --color-gray-600:     #585852;
    --color-gray-800:     #282820;

    /* Typography */
    --font-display:       'Playfair Display', Georgia, serif;
    --font-body:          'DM Sans', system-ui, sans-serif;
    --font-script:        'Caveat', cursive;

    /* Spacing */
    --space-xs:   0.5rem;
    --space-sm:   1rem;
    --space-md:   1.5rem;
    --space-lg:   2.5rem;
    --space-xl:   3.5rem;
    --space-2xl:  5rem;
    --space-3xl:  6rem;

    /* Layout */
    --container-max:  1240px;
    --container-pad:  1.5rem;
    --radius-sm:      6px;
    --radius-md:      12px;
    --radius-lg:      20px;
    --radius-xl:      28px;

    /* Shadows */
    --shadow-sm:   0 2px 8px rgba(44, 74, 30, 0.07);
    --shadow-md:   0 6px 24px rgba(44, 74, 30, 0.11);
    --shadow-lg:   0 16px 48px rgba(44, 74, 30, 0.16);
    --shadow-xl:   0 20px 56px rgba(44, 74, 30, 0.22);

    /* Transitions */
    --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast:  180ms;
    --duration-mid:   320ms;
    --duration-slow:  500ms;

    /* Navbar height */
    --navbar-h: 72px;
}

/* --- Reset --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background: var(--color-white);
    color: var(--color-gray-800);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

#main-content {
    margin: 0;
    padding: 0;
}

img, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul, ol { list-style: none; }

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    outline: none;
}

/* --- Container --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-pad);
}

/* --- Section Padding --- */
.section-pad {
    padding: var(--space-3xl) 0;
}

@media (max-width: 768px) {
    .section-pad {
        padding: var(--space-xl) 0;
    }
}

/* --- Section Header --- */
.section-header {
    margin-bottom: var(--space-xl);
}

.section-header.center {
    text-align: center;
}

.section-eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-moss);
    margin-bottom: 0.5rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3.5vw, 2.6rem);
    font-weight: 700;
    color: var(--color-forest);
    line-height: 1.2;
    margin-bottom: var(--space-sm);
}

.section-divider {
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-moss));
    border-radius: 2px;
    margin-top: 0.75rem;
}

.section-header.center .section-divider {
    margin-left: auto;
    margin-right: auto;
}

/* --- Global Buttons --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-gold);
    color: var(--color-forest);
    font-weight: 700;
    font-size: 0.9rem;
    padding: 0.85rem 2rem;
    border-radius: 50px;
    transition: all var(--duration-mid) var(--ease-out);
    border: 2px solid transparent;
}

.btn-primary:hover {
    background: var(--color-gold-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(201, 162, 39, 0.4);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--color-forest);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    border: 2px solid var(--color-forest);
    transition: all var(--duration-mid) var(--ease-out);
}

.btn-outline:hover {
    background: var(--color-forest);
    color: var(--color-cream);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #25d366;
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.65rem 1.3rem;
    border-radius: 50px;
    transition: all var(--duration-mid) var(--ease-out);
}

.btn-whatsapp:hover {
    background: #1ebe5d;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp.btn-lg {
    padding: 0.9rem 1.8rem;
    font-size: 0.95rem;
}

/* --- Utilities --- */
.center { text-align: center; }

/* --- AOS Lightweight --- */
[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
}

[data-aos="zoom-in"] {
    transform: scale(0.93) translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-28px);
}

[data-aos="fade-left"] {
    transform: translateX(28px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: none;
}