/* Laptops4Learners NPC — Global Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --green-900: #0d3318;
    --green-800: #14532d;
    --green-700: #1a5c2a;
    --green-600: #22c55e;
    --green-500: #4ade80;
    --green-400: #86efac;
    --green-200: #bbf7d0;
    --green-50: #f0fdf4;
    --gold: #fbbf24;
    --gold-dark: #f59e0b;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-300: #d1d5db;
    --gray-500: #6b7280;
    --gray-700: #374151;
    --gray-900: #111827;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--gray-900);
    line-height: 1.6;
    background: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* NAV */
nav {
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}
nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}
.nav-logo img {
    width: 48px;
    height: 48px;
    border-radius: 8px;
}
.nav-logo span {
    font-size: 18px;
    font-weight: 700;
    color: var(--green-800);
}
.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}
.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--green-600); }
.nav-links a.active { color: var(--green-700); font-weight: 600; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}
.btn-primary {
    background: var(--green-600);
    color: white;
}
.btn-primary:hover {
    background: var(--green-700);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(34,197,94,0.3);
}
.btn-outline {
    background: transparent;
    color: var(--green-700);
    border: 2px solid var(--green-600);
}
.btn-outline:hover {
    background: var(--green-50);
}
.btn-gold {
    background: var(--gold);
    color: var(--green-900);
}
.btn-gold:hover {
    background: var(--gold-dark);
    transform: translateY(-1px);
}
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; }
.hamburger span { display: block; width: 25px; height: 3px; background: var(--green-800); border-radius: 3px; }

/* HERO */
.hero {
    background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 50%, var(--green-700) 100%);
    color: white;
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(74, 222, 128, 0.08);
}
.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.hero h1 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}
.hero h1 span { color: var(--green-400); }
.hero p {
    font-size: 18px;
    color: var(--green-200);
    margin-bottom: 32px;
    max-width: 520px;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-image img {
    width: 280px;
    height: 280px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

/* SECTION HEADERS */
.section-title {
    font-size: 36px;
    font-weight: 800;
    text-align: center;
    margin-bottom: 16px;
}
.section-subtitle {
    text-align: center;
    color: var(--gray-500);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto 48px;
}

/* HOW IT WORKS */
.how-it-works { padding: 80px 0; background: var(--green-50); }
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}
.step {
    background: white;
    padding: 40px 32px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.step-number {
    width: 48px;
    height: 48px;
    background: var(--green-600);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 20px;
}
.step h3 { font-size: 20px; margin-bottom: 12px; color: var(--green-800); }
.step p { color: var(--gray-500); font-size: 15px; }

/* ABOUT */
.about { padding: 80px 0; }
.about-content { max-width: 800px; margin: 0 auto; text-align: center; }
.about-content p { margin-bottom: 20px; font-size: 16px; color: var(--gray-700); }

/* DONATE SECTION */
.donate { padding: 80px 0; background: var(--green-800); color: white; }
.donate h2 { color: white; }
.donate-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}
.donate-card {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(74, 222, 128, 0.2);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    backdrop-filter: blur(10px);
}
.donate-card .icon { font-size: 36px; margin-bottom: 16px; }
.donate-card h3 { font-size: 18px; margin-bottom: 8px; }
.donate-card p { font-size: 14px; color: var(--green-200); margin-bottom: 16px; }

/* FORMS */
.apply { padding: 80px 0; background: var(--gray-50); }
.apply-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}
.apply-info h3 { font-size: 24px; margin-bottom: 16px; color: var(--green-800); }
.apply-info ul { list-style: none; padding: 0; }
.apply-info li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--gray-700);
}
.apply-info li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--green-600);
    font-weight: 700;
}
.apply-form {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.apply-form h3 { font-size: 20px; margin-bottom: 24px; color: var(--green-800); }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 4px; color: var(--gray-700); }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray-300);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--green-500);
    box-shadow: 0 0 0 3px rgba(34,197,94,0.1);
}
.form-group textarea { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* PARTNERS */
.partners { padding: 80px 0; }
.partner-types {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.partner-card {
    padding: 32px;
    text-align: center;
    border: 1px solid var(--gray-100);
    border-radius: 16px;
}
.partner-card h3 { font-size: 18px; color: var(--green-800); margin-bottom: 8px; }
.partner-card p { font-size: 14px; color: var(--gray-500); }

/* CONTACT */
.contact { padding: 80px 0; background: var(--green-900); color: white; }
.contact h2 { color: white; }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}
.contact-info p { margin-bottom: 12px; font-size: 15px; color: var(--green-200); }
.contact-info strong { color: white; }

/* Bank Details Box */
.bank-details-box {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}
.bank-details-box table { width: 100%; border-collapse: collapse; }
.bank-details-box td { padding: 8px 12px 8px 0; }
.bank-details-box td:first-child { color: #555; font-weight: 600; white-space: nowrap; vertical-align: top; }
.bank-details-box td:last-child { color: #333; }
.bank-details-box .acct-num { font-family: monospace; font-size: 16px; letter-spacing: 1px; }

/* FOOTER */
footer {
    background: var(--gray-900);
    color: var(--gray-500);
    padding: 40px 0;
    text-align: center;
    font-size: 14px;
}
footer a { color: var(--green-400); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* THANK YOU PAGE */
.thanks-hero {
    background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 50%, var(--green-700) 100%);
    color: white;
    padding: 120px 0;
    text-align: center;
}
.thanks-hero h1 { font-size: 48px; font-weight: 800; margin-bottom: 20px; }
.thanks-hero p { font-size: 18px; color: var(--green-200); max-width: 600px; margin: 0 auto; }

/* 404 Page */
.error-hero {
    background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 50%, var(--green-700) 100%);
    color: white;
    padding: 120px 0;
    text-align: center;
}
.error-hero h1 { font-size: 72px; font-weight: 800; margin-bottom: 12px; }
.error-hero p { font-size: 18px; color: var(--green-200); margin-bottom: 32px; }

/* INFO BADGE */
.info-badge {
    background: white;
    border-radius: 16px;
    padding: 24px 28px;
    text-align: left;
}
.info-badge h3 { color: var(--green-800); margin-bottom: 6px; }
.info-badge p { color: var(--gray-700); font-size: 14px; }

/* Spacer */
.spacer-24 { height: 24px; }
.spacer-40 { height: 40px; }

/* RESPONSIVE */
@media (max-width: 768px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero h1 { font-size: 32px; }
    .hero p { margin: 0 auto 32px; }
    .hero-buttons { justify-content: center; }
    .hero-image img { width: 180px; height: 180px; }
    .steps, .donate-grid, .apply-grid, .partner-types, .contact-grid {
        grid-template-columns: 1fr;
    }
    .nav-links { display: none; }
    .hamburger { display: flex; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        padding: 24px;
        border-bottom: 1px solid var(--gray-100);
        gap: 16px;
    }
    .form-row { grid-template-columns: 1fr; }
    .section-title { font-size: 28px; }
}