/* ============================================================
   Media Missions Network — site styles
   ============================================================ */

:root {
    --primary:        #6366f1;
    --primary-dark:   #4f46e5;
    --primary-light:  #818cf8;
    --accent:         #f59e0b;
    --text:           #1f2937;
    --text-muted:     #6b7280;
    --bg:             #ffffff;
    --bg-alt:         #f9fafb;
    --border:         #e5e7eb;
    --success:        #10b981;
    --error:          #ef4444;
    --shadow:         0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
    --radius:         8px;
    --radius-lg:      12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); text-decoration: underline; }

h1, h2, h3, h4 { line-height: 1.2; margin-top: 0; color: var(--text); }
h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

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

/* ============================================================
   Header
   ============================================================ */
.site-header {
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 100;
}
.header-inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-mark {
    background: var(--primary); color: #fff; width: 36px; height: 36px;
    border-radius: 8px; display: grid; place-items: center; font-size: 14px;
}
.brand-text { font-size: 1.05rem; }
.main-nav { display: flex; gap: 24px; }
.main-nav a {
    color: var(--text); font-weight: 500; padding: 8px 0;
    border-bottom: 2px solid transparent;
}
.main-nav a:hover, .main-nav a.active {
    color: var(--primary); text-decoration: none; border-bottom-color: var(--primary);
}
.nav-toggle {
    display: none; background: none; border: none;
    font-size: 24px; cursor: pointer; color: var(--text);
}

/* ============================================================
   Buttons & forms
   ============================================================ */
.btn {
    display: inline-block; padding: 12px 24px; border-radius: var(--radius);
    font-weight: 600; cursor: pointer; border: none; font-size: 1rem;
    transition: background 0.15s, transform 0.05s; text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; text-decoration: none; }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { background: var(--text-muted); cursor: not-allowed; }
.btn-secondary {
    background: transparent; color: var(--primary);
    border: 2px solid var(--primary);
}
.btn-secondary:hover { background: var(--primary); color: #fff; text-decoration: none; }
.btn-lg { padding: 16px 32px; font-size: 1.1rem; }
.btn-block { display: block; width: 100%; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; }
.form-control, input[type=text], input[type=email], input[type=tel],
input[type=number], select, textarea {
    width: 100%; padding: 12px; border: 1px solid var(--border);
    border-radius: var(--radius); font-size: 1rem; font-family: inherit;
    background: var(--bg); color: var(--text);
}
.form-control:focus, input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-error { color: var(--error); font-size: 0.9rem; margin-top: 4px; }
.form-help { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }

.alert {
    padding: 14px 18px; border-radius: var(--radius); margin-bottom: 20px;
    border-left: 4px solid transparent;
}
.alert-success { background: #d1fae5; color: #065f46; border-left-color: var(--success); }
.alert-error   { background: #fee2e2; color: #991b1b; border-left-color: var(--error); }
.alert-info    { background: #dbeafe; color: #1e40af; border-left-color: var(--primary); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff; padding: 80px 0;
}
.hero h1 { color: #fff; font-size: 3rem; margin-bottom: 16px; }
.hero p { font-size: 1.2rem; opacity: 0.95; margin-bottom: 32px; max-width: 600px; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-cta .btn-primary { background: #fff; color: var(--primary); }
.hero-cta .btn-primary:hover { background: #f3f4f6; color: var(--primary-dark); }
.hero-cta .btn-secondary { color: #fff; border-color: #fff; }
.hero-cta .btn-secondary:hover { background: #fff; color: var(--primary); }

/* ============================================================
   Sections
   ============================================================ */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }
.section-title {
    text-align: center; margin-bottom: 16px;
}
.section-subtitle {
    text-align: center; color: var(--text-muted); margin-bottom: 48px;
    max-width: 700px; margin-left: auto; margin-right: auto;
}

/* Feature grid */
.features {
    display: grid; gap: 32px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.feature {
    padding: 32px; background: var(--bg); border-radius: var(--radius-lg);
    box-shadow: var(--shadow); border: 1px solid var(--border);
}
.feature-icon {
    width: 48px; height: 48px; background: var(--primary); color: #fff;
    border-radius: 50%; display: grid; place-items: center;
    font-size: 24px; margin-bottom: 16px;
}

/* ============================================================
   Forms (donate, partner, contact)
   ============================================================ */
.form-card {
    background: var(--bg); padding: 40px; border-radius: var(--radius-lg);
    box-shadow: var(--shadow); border: 1px solid var(--border);
    max-width: 600px; margin: 0 auto;
}
.form-card h2 { margin-top: 0; }

.amount-presets {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px;
    margin-bottom: 12px;
}
.amount-presets button {
    padding: 10px; background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius); cursor: pointer; font-weight: 600;
    transition: all 0.15s;
}
.amount-presets button:hover,
.amount-presets button.selected {
    background: var(--primary); color: #fff; border-color: var(--primary);
}

.donation-type-toggle {
    display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 24px;
    background: var(--bg-alt); padding: 4px; border-radius: var(--radius);
}
.donation-type-toggle button {
    padding: 10px; background: transparent; border: none; border-radius: 6px;
    cursor: pointer; font-weight: 600; color: var(--text-muted);
}
.donation-type-toggle button.active {
    background: var(--bg); color: var(--primary); box-shadow: var(--shadow);
}

/* OTP input */
.otp-input {
    font-size: 2rem; text-align: center; letter-spacing: 12px;
    font-family: monospace;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
    background: #1f2937; color: #e5e7eb; padding: 48px 0 0; margin-top: 80px;
}
.footer-inner {
    display: grid; gap: 32px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    padding-bottom: 32px;
}
.footer-col h4 { color: #fff; margin-bottom: 16px; font-size: 1rem; }
.footer-col p { color: #9ca3af; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: #9ca3af; }
.footer-col a:hover { color: #fff; text-decoration: none; }
.footer-bottom {
    border-top: 1px solid #374151; padding: 20px 0;
    color: #9ca3af; font-size: 0.9rem; text-align: center;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.5rem; }
    .hero { padding: 48px 0; }
    .hero h1 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
    .section { padding: 48px 0; }
    .form-card { padding: 24px; }
    .form-row { grid-template-columns: 1fr; }
    .amount-presets { grid-template-columns: repeat(2, 1fr); }
    .nav-toggle { display: block; }
    .main-nav {
        display: none; position: absolute; top: 100%; right: 0;
        background: var(--bg); flex-direction: column;
        padding: 16px; box-shadow: var(--shadow);
        border: 1px solid var(--border); border-radius: var(--radius);
        margin: 8px;
    }
    .main-nav.open { display: flex; }
}