/* 
 * Dosya: giris.css
 * Zen Giris Sayfasi - "Az, Coktur"
 * Minimalizm | Sadelik | Liquid Glass
 */

/* ===== ZEN FONT ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap');

/* ===== ZEN DEGISKENLER ===== */
:root {
    /* Isik ve Karanlik - Yumusak Gunduz Tonlari */
    --zen-beyaz: #1D1D1F;
    /* Ana Metin */
    --zen-kar: #FFFFFF;
    --zen-gece: #F5F7FA;
    /* Arkaplan */
    --zen-karanlik: #FFFFFF;

    --zen-gri-4: #8E8E93;
    --zen-gri-5: #3A3A3C;
    --zen-gri-6: #48484A;
    --zen-gri-7: #E5E5EA;
    /* Input Arkaplan */
    --zen-gri-8: #FFFFFF;
    /* Input Aktif */

    --zen-mavi: #007AFF;
    --zen-kirmizi: #FF3B30;

    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-blur: blur(20px);

    --ease-zen: cubic-bezier(0.25, 0.1, 0.25, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 0.2s;
    --duration-normal: 0.3s;

    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    --safe-top: env(safe-area-inset-top, 0px);
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ===== ZEN RESET ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
    background: var(--zen-gece);
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(16px, 4vw, 32px);
    padding-top: calc(var(--safe-top) + clamp(16px, 4vw, 32px));
    padding-bottom: calc(var(--safe-bottom) + clamp(16px, 4vw, 32px));
    position: relative;
    overflow: hidden;
}

/* ===== ZEN ARKA PLAN ===== */
.cyber-arkaplan {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 50% -20%, rgba(0, 122, 255, 0.08), transparent 70%),
        radial-gradient(circle at 100% 100%, rgba(175, 82, 222, 0.05), transparent 60%),
        linear-gradient(135deg, #F5F7FA 0%, #E4E7EB 100%);
    z-index: -2;
}

/* Minimal Dekoratif Elementler */
.devre-cizgisi,
.altigen {
    display: none;
}

/* ===== GIRIS KARTI ===== */
.giris-karti-kapsayici {
    width: 100%;
    max-width: 400px;
    z-index: 10;
}

.holografik-kart {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: clamp(32px, 8vw, 48px) clamp(24px, 6vw, 40px);
    text-align: center;
}

/* ===== LOGO ===== */
.logo-alani {
    margin-bottom: 24px;
}

.logo-alani img {
    height: clamp(56px, 15vw, 72px);
    width: auto;
    max-width: 100%;
    object-fit: contain;
    opacity: 0.95;
}

/* ===== BASLIK ===== */
.baslik {
    font-size: clamp(1.25rem, 5vw, 1.5rem);
    font-weight: 600;
    color: var(--zen-beyaz);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}

.altbaslik {
    font-size: 14px;
    color: var(--zen-gri-5);
    margin-bottom: 32px;
    font-weight: 400;
}

/* ===== HATA MESAJI ===== */
.hata-kutusu {
    background: rgba(255, 59, 48, 0.12);
    border: 1px solid rgba(255, 59, 48, 0.2);
    color: var(--zen-kirmizi);
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: left;
}

.hata-ikon {
    font-size: 16px;
    flex-shrink: 0;
}

/* ===== FORM ===== */
.form-grubu {
    margin-bottom: 16px;
    text-align: left;
}

.siber-input {
    width: 100%;
    padding: 16px;
    background: var(--zen-gri-1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 16px;
    color: var(--zen-beyaz);
    transition: all var(--duration-fast) var(--ease-zen);
    -webkit-appearance: none;
    appearance: none;
}

.siber-input::placeholder {
    color: var(--zen-gri-5);
}

.siber-input:focus {
    outline: none;
    border-color: var(--zen-mavi);
    background: var(--zen-kar);
}

/* Sifre Alani */
.sifre-alani {
    position: relative;
}

.sifre-alani .siber-input {
    padding-right: 52px;
}

.sifre-goster-btn {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--zen-gri-5);
    transition: color var(--duration-fast);
    -webkit-tap-highlight-color: transparent;
}

.sifre-goster-btn:hover {
    color: var(--zen-beyaz);
}

.sifre-goster-btn svg {
    width: 20px;
    height: 20px;
}

/* ===== GIRIS BUTONU ===== */
.siber-buton {
    width: 100%;
    padding: 16px;
    background: var(--zen-mavi);
    color: var(--zen-kar);
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.01em;
    cursor: pointer;
    margin-top: 8px;
    transition: all var(--duration-fast) var(--ease-zen);
    -webkit-tap-highlight-color: transparent;
}

.siber-buton:hover {
    background: #0066DD;
}

.siber-buton:active {
    transform: scale(0.98);
}

.buton-metni {
    display: inline-block;
}

.buton-yukleyici {
    display: flex;
    gap: 4px;
    justify-content: center;
}

.buton-yukleyici .yukleyici-nokta {
    width: 6px;
    height: 6px;
    background: var(--zen-kar);
    border-radius: 50%;
    animation: zen-pulse 1.2s ease-in-out infinite;
}

.buton-yukleyici .yukleyici-nokta:nth-child(2) {
    animation-delay: 0.15s;
}

.buton-yukleyici .yukleyici-nokta:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes zen-pulse {

    0%,
    80%,
    100% {
        transform: scale(0.6);
        opacity: 0.4;
    }

    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ===== DEMO BILGI ===== */
.demo-bilgi {
    margin-top: 28px;
    padding: 16px;
    background: rgba(0, 122, 255, 0.08);
    border: 1px solid rgba(0, 122, 255, 0.15);
    border-radius: var(--radius-sm);
    text-align: left;
}

.demo-baslik {
    font-size: 12px;
    font-weight: 600;
    color: var(--zen-mavi);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.demo-metin {
    font-size: 13px;
    color: var(--zen-gri-4);
    margin: 4px 0;
    font-family: 'SF Mono', Monaco, 'Courier New', monospace;
}

/* ===== ZEN BILDIRIM ===== */
#bildirim-konteyneri {
    position: fixed;
    top: calc(var(--safe-top) + 20px);
    right: 20px;
    left: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
    pointer-events: none;
}

.bildirim {
    max-width: 360px;
    width: 100%;
    padding: 16px 20px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--zen-beyaz);
    font-size: 14px;
    font-weight: 500;
    transform: translateX(120%);
    opacity: 0;
    transition: all var(--duration-normal) var(--ease-bounce);
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.bildirim.aktif {
    transform: translateX(0);
    opacity: 1;
}

.bildirim-info {
    border-left: 3px solid var(--zen-mavi);
}

.bildirim-success {
    border-left: 3px solid #34C759;
}

.bildirim-error {
    border-left: 3px solid var(--zen-kirmizi);
}

/* ===== MOBIL UYUMLULUK ===== */

/* Tablet */
@media (max-width: 768px) {
    .holografik-kart {
        padding: 32px 24px;
    }

    #bildirim-konteyneri {
        align-items: stretch;
    }

    .bildirim {
        max-width: none;
    }
}

/* Kucuk Mobil */
@media (max-width: 375px) {
    .holografik-kart {
        padding: 28px 20px;
    }

    .baslik {
        font-size: 1.125rem;
    }

    .siber-input,
    .siber-buton {
        padding: 14px;
        font-size: 15px;
    }
}

/* Yatay Mod */
@media (max-height: 600px) and (orientation: landscape) {
    body {
        align-items: flex-start;
        padding-top: calc(var(--safe-top) + 16px);
    }

    .holografik-kart {
        padding: 24px;
    }

    .logo-alani img {
        height: 48px;
    }
}

/* Hareket Azaltma */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}