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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

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

/* ========== NAVBAR ========== */
.nav-fixed {
    transition: box-shadow 0.3s ease;
}

.nav-fixed.scrolled {
    box-shadow: 0 4px 20px rgba(2, 44, 34, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: #34d399;
    transition: all 0.2s ease;
    transform: translateX(-50%);
}

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

/* ========== BUTTONS ========== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    background: #10b981;
    color: #022c22;
    font-weight: 600;
    padding: 0.875rem 1.75rem;
    border-radius: 0.75rem;
    text-decoration: none;
    font-size: 0.9375rem;
    transition: all 0.25s ease;
    border: 2px solid #10b981;
}

.btn-primary:hover {
    background: #34d399;
    border-color: #34d399;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: #d1fae5;
    font-weight: 600;
    padding: 0.875rem 1.75rem;
    border-radius: 0.75rem;
    text-decoration: none;
    font-size: 0.9375rem;
    border: 2px solid rgba(209, 250, 229, 0.3);
    transition: all 0.25s ease;
}

.btn-secondary:hover {
    border-color: #34d399;
    color: #34d399;
    transform: translateY(-2px);
}

.btn-primary-nav {
    display: inline-flex;
    align-items: center;
    background: #059669;
    color: #fefdf8;
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-size: 0.875rem;
    transition: all 0.25s ease;
    border: 2px solid #059669;
}

.btn-primary-nav:hover {
    background: #10b981;
    border-color: #10b981;
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

/* ========== BADGES ========== */
.badge-emerald {
    display: inline-block;
    background: rgba(5, 150, 105, 0.1);
    color: #047857;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    border: 1px solid rgba(5, 150, 105, 0.2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========== INPUTS ========== */
.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid #e5e7eb;
    border-radius: 0.625rem;
    font-size: 0.9375rem;
    font-family: inherit;
    color: #3a2a1e;
    background: #fefdf8;
    transition: all 0.2s ease;
    outline: none;
}

.input-field:hover {
    border-color: #a7f3d0;
}

.input-field:focus {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.input-field::placeholder {
    color: #9ca3af;
}

select.input-field {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='1.5' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M19.5 8.25l-7.5 7.5-7.5-7.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* ========== CARDS ========== */
.card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(2, 44, 34, 0.12);
}

/* ========== FLOATING CARDS ========== */
.floating-card {
    z-index: 20;
}

.card-1 {
    animation: float1 4s ease-in-out infinite;
}

.card-2 {
    animation: float2 5s ease-in-out infinite;
}

.card-3 {
    animation: float3 4.5s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* ========== SCROLL INDICATOR ========== */
.scroll-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); opacity: 0.6; }
    50% { transform: translate(-50%, 8px); opacity: 1; }
}

/* ========== REVEAL ANIMATIONS ========== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(24px);
    }

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

/* ========== MOBILE MENU ========== */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-menu.open {
    max-height: 400px;
}

.mobile-link {
    display: block;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 767px) {
    .floating-card.card-3 {
        display: none;
    }
}