/**
 * Söz Varlığı Projesi - Ana Stil Dosyası
 * T.C. Millî Eğitim Bakanlığı
 *
 * Bu dosya tüm alt domainlerde ortak kullanılır:
 * - sozvarligi.ai
 * - turkce.sozvarligi.ai
 * - turkceddi.sozvarligi.ai
 */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    /* Arka plan */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;

    /* Metin */
    --text-primary: #f8fafc;
    --text-secondary: #e2e8f0;
    --text-muted: #94a3b8;

    /* Cam efekti */
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.10);
    --glass-bg-hover: rgba(255, 255, 255, 0.10);

    /* Kart renkleri */
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.12);

    /* Tema renkleri */
    --color-blue: #60a5fa;
    --color-teal: #2dd4bf;
    --color-violet: #a78bfa;
    --color-sky: #38bdf8;
    --color-slate: #94a3b8;
    --color-warning: #fbbf24;

    /* Focus */
    --ring-color: rgba(59, 130, 246, 0.25);
}

/* ========================================
   Base Styles
   ======================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    height: 100%;
}

body {
    min-height: 100%;
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(30, 41, 59, 0.8) 0%, transparent 50%),
        radial-gradient(ellipse 60% 40% at 50% 120%, rgba(30, 41, 59, 0.6) 0%, transparent 45%);
    background-attachment: fixed;
    color: var(--text-secondary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   Glassmorphism Container
   ======================================== */
.glass-wrap {
    max-width: 1080px;
    margin: clamp(18px, 4vw, 32px) auto;
    padding: clamp(16px, 2.2vw, 22px);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    -webkit-backdrop-filter: blur(24px) saturate(120%);
    backdrop-filter: blur(24px) saturate(120%);
}

/* ========================================
   Main & Footer Layout
   ======================================== */
main {
    padding: clamp(20px, 3vw, 36px);
}

footer {
    padding: 16px clamp(20px, 3vw, 36px);
    color: var(--text-muted);
    opacity: 0;
}

/* ========================================
   Hero Logo
   ======================================== */
.hero-logo {
    display: block;
    margin-inline: auto;
    width: min(500px, 78vw);
    height: auto;
    filter: drop-shadow(0 10px 26px rgba(0, 0, 0, 0.35));
    opacity: 0;
}

/* ========================================
   Quote Card
   ======================================== */
.quote-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem 1.75rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    transform: translateY(10px);
}

@media (min-width: 992px) {
    .quote-card {
        padding: 2rem 2.5rem;
    }
}

.quote-mark {
    color: var(--color-blue);
    font-size: 1.75rem;
    line-height: 1;
    opacity: 0.7;
}

.quote-text {
    font-size: 1.05rem;
    font-style: italic;
    line-height: 1.7;
}

.quote-author {
    font-weight: 600;
    color: var(--text-primary);
    font-style: normal;
}

/* ========================================
   Card Links - Common Styles
   ======================================== */
a.link-card,
a.card-blue,
a.card-teal,
a.card-violet,
a.card-sky {
    text-decoration: none !important;
    display: flex;
}

a.link-card:hover,
a.card-blue:hover,
a.card-teal:hover,
a.card-violet:hover,
a.card-sky:hover {
    text-decoration: none !important;
}

/* ========================================
   Link Card (Slate/Neutral)
   ======================================== */
.link-card {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.5), rgba(51, 65, 85, 0.35));
    border: 1px solid rgba(71, 85, 105, 0.45);
    border-radius: 14px;
    padding: 1rem 1.1rem;
    height: 100%;
    transition:
        transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
        border-color 0.2s ease,
        box-shadow 0.2s ease;
    color: var(--text-secondary);
    opacity: 0;
    transform: translateY(16px);
}

.link-card:hover {
    transform: translateY(-3px);
    border-color: rgba(148, 163, 184, 0.5);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
    color: var(--text-secondary);
}

.link-card h3 {
    font-size: 1.05rem;
    margin: 0 0 0.35rem 0;
    font-weight: 700;
    color: var(--text-primary);
}

.link-card p {
    margin: 0;
    color: #cbd5e1;
    font-size: 0.95rem;
}

.link-card .icon-badge {
    background: rgba(148, 163, 184, 0.2);
    border-color: rgba(148, 163, 184, 0.3);
}

/* ========================================
   Card Blue (MEBTERİM)
   ======================================== */
.card-blue {
    background: linear-gradient(135deg, rgba(23, 37, 84, 0.65), rgba(30, 58, 138, 0.45));
    border: 1px solid rgba(30, 64, 175, 0.55);
    color: #fff;
    border-radius: 14px;
    padding: 1rem 1.1rem;
    height: 100%;
    transition:
        transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow 0.2s ease,
        border-color 0.2s ease;
    opacity: 0;
    transform: translateY(16px);
}

.card-blue:hover {
    transform: translateY(-3px);
    border-color: rgba(59, 130, 246, 0.6);
    box-shadow: 0 20px 50px rgba(59, 130, 246, 0.2);
    color: #fff;
}

.card-blue h3 {
    font-size: 1.10rem;
    margin: 0 0 0.35rem 0;
    font-weight: 700;
    color: #fff;
}

.card-blue p {
    margin: 0;
    color: #93c5fd;
    font-size: 0.95rem;
}

.card-blue .icon-badge {
    background: rgba(96, 165, 250, 0.2);
    border-color: rgba(96, 165, 250, 0.3);
}

/* ========================================
   Card Teal (Atasözleri)
   ======================================== */
.card-teal {
    background: linear-gradient(135deg, rgba(4, 47, 46, 0.65), rgba(19, 78, 74, 0.45));
    border: 1px solid rgba(17, 94, 89, 0.55);
    color: #fff;
    border-radius: 14px;
    padding: 1rem 1.1rem;
    height: 100%;
    transition:
        transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow 0.2s ease,
        border-color 0.2s ease;
    opacity: 0;
    transform: translateY(16px);
}

.card-teal:hover {
    transform: translateY(-3px);
    border-color: rgba(45, 212, 191, 0.5);
    box-shadow: 0 20px 50px rgba(20, 184, 166, 0.18);
    color: #fff;
}

.card-teal h3 {
    font-size: 1.10rem;
    margin: 0 0 0.35rem 0;
    font-weight: 700;
    color: #fff;
}

.card-teal p {
    margin: 0;
    color: #5eead4;
    font-size: 0.95rem;
}

.card-teal .icon-badge {
    background: rgba(45, 212, 191, 0.2);
    border-color: rgba(45, 212, 191, 0.3);
}

/* ========================================
   Card Violet (Türkçe Söz Varlığı)
   ======================================== */
.card-violet {
    background: linear-gradient(135deg, rgba(46, 16, 101, 0.65), rgba(76, 29, 149, 0.45));
    border: 1px solid rgba(91, 33, 182, 0.55);
    color: #fff;
    border-radius: 14px;
    padding: 1rem 1.1rem;
    height: 100%;
    transition:
        transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow 0.2s ease,
        border-color 0.2s ease;
    opacity: 0;
    transform: translateY(16px);
}

.card-violet:hover {
    transform: translateY(-3px);
    border-color: rgba(167, 139, 250, 0.5);
    box-shadow: 0 20px 50px rgba(139, 92, 246, 0.18);
    color: #fff;
}

.card-violet h3 {
    font-size: 1.10rem;
    margin: 0 0 0.35rem 0;
    font-weight: 700;
    color: #fff;
}

.card-violet p {
    margin: 0;
    color: #c4b5fd;
    font-size: 0.95rem;
}

.card-violet .icon-badge {
    background: rgba(167, 139, 250, 0.2);
    border-color: rgba(167, 139, 250, 0.3);
}

/* ========================================
   Card Sky (Türkçe DDİ)
   ======================================== */
.card-sky {
    background: linear-gradient(135deg, rgba(8, 47, 73, 0.65), rgba(12, 74, 110, 0.45));
    border: 1px solid rgba(7, 89, 133, 0.55);
    color: #fff;
    border-radius: 14px;
    padding: 1rem 1.1rem;
    height: 100%;
    transition:
        transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
        box-shadow 0.2s ease,
        border-color 0.2s ease;
    opacity: 0;
    transform: translateY(16px);
}

.card-sky:hover {
    transform: translateY(-3px);
    border-color: rgba(56, 189, 248, 0.5);
    box-shadow: 0 20px 50px rgba(14, 165, 233, 0.18);
    color: #fff;
}

.card-sky h3 {
    font-size: 1.10rem;
    margin: 0 0 0.35rem 0;
    font-weight: 700;
    color: #fff;
}

.card-sky p {
    margin: 0;
    color: #7dd3fc;
    font-size: 0.95rem;
}

.card-sky .icon-badge {
    background: rgba(56, 189, 248, 0.2);
    border-color: rgba(56, 189, 248, 0.3);
}

/* ========================================
   Icon Badge
   ======================================== */
.icon-badge {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    background: rgba(255, 255, 255, 0.10);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.icon-badge svg {
    width: 20px;
    height: 20px;
}

/* ========================================
   Brand Pill (Footer)
   ======================================== */
.brand-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.6rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-muted);
}

/* ========================================
   Focus States
   ======================================== */
.focus-ring {
    outline: none;
}

.focus-ring:focus {
    box-shadow: 0 0 0 4px var(--ring-color);
}

/* ========================================
   Login Page Styles
   ======================================== */
.login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.login-container {
    width: 100%;
    max-width: 420px;
    opacity: 0;
    transform: translateY(20px);
}

/* Glassmorphism outer wrapper */
.glass-outer {
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    background: rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 6px;
}

/* Inner form card */
.glass-inner {
    background: rgba(15, 23, 42, 0.92);
    border-radius: 16px;
    padding: 2.5rem 2rem;
}

/* Login logo */
.login-logo {
    display: block;
    height: 5rem;
    margin: 0 auto 1.5rem;
    opacity: 0.95;
}

/* Login title */
.login-title {
    text-align: center;
    margin-bottom: 0.5rem;
}

.login-title h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
}

.login-title--violet h1 {
    color: var(--color-violet);
}

.login-title--sky h1 {
    color: var(--color-sky);
}

.login-subtitle {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: 2rem;
}

/* Form elements */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    height: 2.75rem;
    padding: 0 1rem;
    font-size: 0.95rem;
    color: #f1f5f9;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-input:focus {
    border-color: rgba(148, 163, 184, 0.5);
    box-shadow: 0 0 0 3px rgba(148, 163, 184, 0.15);
}

.form-input--violet:focus {
    border-color: rgba(167, 139, 250, 0.5);
    box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.15);
}

.form-input--sky:focus {
    border-color: rgba(56, 189, 248, 0.5);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

/* Login button */
.btn-login {
    width: 100%;
    height: 2.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    margin-top: 0.5rem;
}

.btn-login:hover {
    transform: translateY(-1px);
}

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

.btn-login--violet {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.btn-login--violet:hover {
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.btn-login--sky {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
}

.btn-login--sky:hover {
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.3);
}

/* Maintenance message */
.maintenance-msg {
    display: none;
    text-align: center;
    padding: 1rem;
    margin-top: 1rem;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 10px;
    color: var(--color-warning);
    font-size: 0.9rem;
}

.maintenance-msg.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

/* Back link */
.back-link {
    display: block;
    text-align: center;
    margin-top: 1.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.2s;
}

.back-link:hover {
    color: rgba(255, 255, 255, 0.8);
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}