/**
 * SarjHesap Destek Sistemi - Stil Dosyası
 * Minimalist iOS Tasarımı
 */

:root {
    color-scheme: light only;
    --primary-color: #007AFF;
    --primary-light: #5AC8FA;
    --primary-hover: #0066D6;
    --secondary-color: #34C759;
    --danger-color: #FF3B30;
    --warning-color: #FF9500;
    --bg-color: #FFFFFF;
    --card-bg: #FBFBFD;
    --text-primary: #2C2C2E;
    --text-secondary: #636366;
    --text-tertiary: #8E8E93;
    --border-color: #F0F0F2;
    --shadow-light: 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow-medium: 0 2px 6px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 1px 4px rgba(0, 0, 0, 0.03);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', Helvetica, Arial, sans-serif;
    background: #FFFFFF;
    color: var(--text-primary);
    line-height: 1.5;
    font-size: 17px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 980px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header Stilleri */
.header {
    text-align: center;
    padding: 50px 30px 45px;
    background: var(--card-bg);
    border-radius: 20px;
    margin-bottom: 28px;
    color: var(--text-primary);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 12px;
}

.logo-icon {
    width: 64px;
    height: 64px;
    border-radius: 14px;
}

.header h1 {
    font-size: 38px;
    font-weight: 600;
    margin: 0;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.tagline {
    font-size: 17px;
    color: var(--text-secondary);
    margin-top: 10px;
    font-weight: 400;
}

/* Ana İçerik */
.main-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Section Stilleri */
section {
    background: var(--card-bg);
    border-radius: 18px;
    padding: 44px 40px;
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
}

section h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    letter-spacing: -0.3px;
}

section p {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Özellikler Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-top: 32px;
}

.feature-card {
    padding: 32px 24px;
    background: #FFFFFF;
    border-radius: 16px;
    text-align: center;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-2px);
    background: #FAFBFC;
    border-color: #E0E0E3;
    box-shadow: var(--shadow-light);
}

.feature-icon {
    font-size: 44px;
    display: block;
    margin-bottom: 12px;
    opacity: 0.95;
}

.feature-card h3 {
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    letter-spacing: -0.2px;
}

.feature-card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.45;
}

/* Destek Formu */
.support-description {
    color: var(--text-secondary);
    margin-bottom: 36px;
    font-size: 17px;
    line-height: 1.5;
}

.support-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 16px;
    letter-spacing: -0.1px;
}

.required {
    color: var(--danger-color);
}

.optional {
    color: var(--text-tertiary);
    font-weight: 400;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    padding: 14px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: 12px;
    font-size: 17px;
    font-family: inherit;
    transition: all 0.2s ease;
    background: #FFFFFF;
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: #FFFFFF;
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.06);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.5;
}

.form-hint {
    font-size: 14px;
    color: var(--text-tertiary);
}

/* Submit Button */
.submit-btn {
    padding: 16px 32px;
    background: var(--primary-color);
    color: #FFFFFF;
    border: none;
    border-radius: 14px;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 12px;
    letter-spacing: -0.2px;
    box-shadow: 0 2px 8px rgba(0, 122, 255, 0.25);
}

.submit-btn:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 122, 255, 0.3);
}

.submit-btn:active {
    transform: scale(0.98);
}

.submit-btn:disabled {
    background: #C7C7CC;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Alert Box */
.alert {
    padding: 18px 24px;
    border-radius: 14px;
    margin-bottom: 24px;
    font-size: 16px;
    font-weight: 500;
    animation: slideDown 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    letter-spacing: -0.1px;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert.success {
    background: #E8F9F0;
    color: #0B7439;
    border: 1.5px solid #B8E6CA;
}

.alert.error {
    background: #FFF0EE;
    color: #D13124;
    border: 1.5px solid #FFBDB8;
}

/* SSS Bölümü */
.faq-item {
    padding: 24px;
    background: #FFFFFF;
    border-radius: 14px;
    margin-bottom: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.faq-item:last-child {
    margin-bottom: 0;
}

.faq-item:hover {
    background: #FAFBFC;
    border-color: #E0E0E3;
}

.faq-item h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.5;
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 20px 50px;
    color: var(--text-tertiary);
    font-size: 14px;
    margin-top: 32px;
}

.footer p {
    margin: 6px 0;
    line-height: 1.5;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .container {
        padding: 24px 16px;
    }

    .header {
        padding: 48px 24px 40px;
        margin-bottom: 24px;
    }

    .header h1 {
        font-size: 34px;
    }

    .logo-icon {
        font-size: 44px;
    }

    .tagline {
        font-size: 16px;
    }

    section {
        padding: 32px 24px;
    }

    section h2 {
        font-size: 26px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 20px 16px;
    }

    .header {
        padding: 40px 20px 36px;
        border-radius: 16px;
    }

    .header h1 {
        font-size: 30px;
    }

    .logo-icon {
        font-size: 40px;
    }

    section {
        padding: 28px 20px;
        border-radius: 16px;
    }

    section h2 {
        font-size: 24px;
    }

    .submit-btn {
        font-size: 17px;
        padding: 15px 30px;
    }

    .feature-card {
        padding: 28px 20px;
    }

    .faq-item {
        padding: 20px;
    }
}

/* Dark Mode Devre Dışı - Her Zaman Light Mode */