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

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

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(26, 74, 46, 0.2);
    color: inherit;
}

/* ========== HERO GRADIENT ========== */
.hero-gradient {
    background: linear-gradient(
        135deg,
        #0a1f12 0%,
        #143a24 20%,
        #1a4a2e 35%,
        #2d6040 50%,
        #4a8058 65%,
        #1a4a2e 80%,
        #0f2c1a 100%
    );
    position: relative;
}

/* ========== HERO DECORATIONS ========== */
.hero-deco {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.hero-deco--1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -150px;
    background: radial-gradient(circle, rgba(74, 128, 88, 0.15) 0%, transparent 70%);
    animation: float-slow 20s ease-in-out infinite;
}

.hero-deco--2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -100px;
    background: radial-gradient(circle, rgba(26, 74, 46, 0.2) 0%, transparent 70%);
    animation: float-slow 15s ease-in-out infinite reverse;
}

.hero-deco--3 {
    width: 200px;
    height: 200px;
    top: 40%;
    left: 10%;
    background: radial-gradient(circle, rgba(168, 200, 176, 0.08) 0%, transparent 70%);
    animation: float-slow 12s ease-in-out infinite;
}

@keyframes float-slow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

/* ========== HERO ANIMATIONS ========== */
.hero-eyebrow {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.3s;
}

.hero-headline {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.5s;
}

.hero-subtitle {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.7s;
}

.hero-ctas {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.9s;
}

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

/* ========== SECTION EYEBROW ========== */
.section-eyebrow {
    font-family: 'Lora', Georgia, serif;
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    font-weight: 600;
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 9999px;
    font-family: 'Lora', Georgia, serif;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn--primary {
    background: #f5f0e8;
    color: #1a4a2e;
    border-color: #f5f0e8;
}

.btn--primary:hover {
    background: #ebe0cc;
    border-color: #ebe0cc;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.btn--ghost {
    background: transparent;
    color: #f5f0e8;
    border-color: rgba(245, 240, 232, 0.5);
}

.btn--ghost:hover {
    background: rgba(245, 240, 232, 0.1);
    border-color: #f5f0e8;
    transform: translateY(-2px);
}

/* ========== INPUT FIELDS ========== */
.input-field {
    background: white;
    border: 1.5px solid #d5e5da;
    border-radius: 12px;
    padding: 0.875rem 1rem;
    font-family: 'Lora', Georgia, serif;
    font-size: 0.95rem;
    color: #1a3c2a;
    transition: all 0.3s ease;
    outline: none;
    width: 100%;
}

.input-field::placeholder {
    color: #a8c8b0;
}

.input-field:focus {
    border-color: #2d6040;
    box-shadow: 0 0 0 4px rgba(45, 96, 64, 0.1);
}

.input-field:hover:not(:focus) {
    border-color: #72a57e;
}

/* ========== NAVIGATION ========== */
#site-header {
    background: transparent;
    color: #f5f0e8;
}

#site-header.scrolled {
    background: rgba(10, 31, 18, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(245, 240, 232, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1.5px;
    background: currentColor;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

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

/* Mobile menu */
#mobile-menu {
    top: 80px;
}

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

.mobile-nav-link {
    position: relative;
}

.mobile-nav-link::after {
    content: '';
    display: block;
    width: 0;
    height: 1px;
    background: rgba(245, 240, 232, 0.4);
    margin: 0.25rem auto 0;
    transition: width 0.3s ease;
}

.mobile-nav-link:hover::after {
    width: 60%;
}

/* Menu button animation */
.menu-line {
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

#menu-btn.open .menu-line:nth-child(1) {
    transform: translateY(5px) rotate(45deg);
}

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

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

/* ========== SCROLL REVEAL ========== */
.reveal-on-scroll {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Default state is visible (progressive enhancement) */
.reveal-on-scroll {
    transform: translateY(0);
    opacity: 1;
}

/* Animated state applied by JS only */
@media (prefers-reduced-motion: no-preference) {
    .reveal-on-scroll.animating {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    .reveal-on-scroll.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Stagger children */
.reveal-on-scroll.stagger > * {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-on-scroll.stagger.animating > * {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal-on-scroll.stagger.revealed > * {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal-on-scroll.stagger.revealed > *:nth-child(1) { transition-delay: 0s; }
    .reveal-on-scroll.stagger.revealed > *:nth-child(2) { transition-delay: 0.1s; }
    .reveal-on-scroll.stagger.revealed > *:nth-child(3) { transition-delay: 0.2s; }
    .reveal-on-scroll.stagger.revealed > *:nth-child(4) { transition-delay: 0.3s; }
    .reveal-on-scroll.stagger.revealed > *:nth-child(5) { transition-delay: 0.4s; }
}