/* =========================================================
   LOGIN WRAPPER
   ========================================================= */

.login-wrapper {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-primary);
    position: relative;
    padding: 28px 18px;
}

/* =========================================================
   LOGIN CARD
   ========================================================= */

.login-card {
    width: 100%;
    max-width: 408px;

    display: flex;
    flex-direction: column;
    justify-content: center;

    /* Responsive boy */
    min-height: clamp(600px, 78vh, 800px);

    background: var(--surface-primary);
    border-radius: 36px;

    /* ❌ gerçek border kaldırıldı (hairline için) */
    border: none;

    box-shadow: var(--shadow-elevated);

    /* İç boşluk dengesi */
    padding: 4rem 2.6rem 4rem;

    position: relative;
    z-index: 5;

    transition:
        background 0.35s ease,
        color 0.35s ease,
        transform 0.18s ease;
}

/* =========================================
   ULTRA THIN GOLD HAIRLINE (PREMIUM)
   ========================================= */
.login-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 36px;

    border: 1px solid var(--surface-border-strong);
    opacity: 0.9;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.18);
    pointer-events: none;
}

/* =========================================
   HOVER MICRO POLISH (opsiyonel ama premium)
   ========================================= */
.login-card:hover::before {
    opacity: 1;
}

/* =========================================================
   HEADER
   ========================================================= */

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* language */

.lang-switch span {
    font-size: 0.8rem;
    margin-right: 10px;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    opacity: 0.75;
    transition: opacity 0.18s ease, color 0.18s ease;
    position: relative;
}

.lang-switch span:hover {
    opacity: 1;
    color: var(--text-primary);
}

.lang-switch span.active {
    opacity: 1;
    color: var(--text-primary);
}

.lang-switch span.active::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -3px;
    width: 100%;
    height: 1px;
    background: var(--border-gold);
}

/* theme button */

.theme-btn {
    background: none;
    color: var(--text-primary);
    transition: transform 0.18s ease;
}

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

.theme-btn svg {
    width: 22px;
    height: 22px;
    stroke-width: 1.6;
    opacity: 0.9;
}

/* =========================================================
   BODY
   ========================================================= */

.card-body {
    text-align: center;
    width: 100%;
    flex-grow: 1;              /* ⭐ gerçek merkez */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card-body form {
    width: 100%;
}

.card-body {
    transform: translateY(-0.85rem);
    padding-top: 3.55rem;
}

.brand-title {
    font-weight: 400;
    font-size: 2.28rem;
    letter-spacing: 0.14rem;
    margin-bottom: 0.35rem;
    line-height: 1.1;
    color: var(--text-primary);
}

.brand-subtitle {
    font-size: 0.72rem;
    letter-spacing: 0.3rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    text-transform: uppercase;
    opacity: 0.9;
}

@media (min-width: 992px) {
    .login-card {
        max-width: 408px;
        min-height: clamp(600px, 78vh, 800px);
        padding-inline: 2.6rem;
    }

    .card-body {
        transform: translateY(0.8rem);
        padding-top: 4.85rem;
    }

    .login-btn {
        width: min(100%, 228px);
    }
}

@media (max-width: 640px) {
    .login-wrapper {
        padding: 18px 14px;
    }

    .login-card {
        min-height: min(560px, calc(100dvh - 28px));
        padding: 2.4rem 1.35rem 2rem;
        border-radius: 28px;
    }

    .login-card::before {
        border-radius: 28px;
    }

    .card-body {
        transform: none;
        padding-top: 2.4rem;
    }

    .brand-title {
        font-size: 1.86rem;
        letter-spacing: 0.1rem;
    }

    .brand-subtitle {
        margin-bottom: 2rem;
        letter-spacing: 0.22rem;
    }

    .input-group {
        margin-bottom: 1.1rem;
        padding: 0.85rem 0.95rem 0.75rem;
        border-radius: 16px;
    }

    .gold-input {
        font-size: 0.92rem;
    }

    .login-btn {
        width: 100%;
        margin-top: 1.8rem;
    }
}

/* =========================================================
   INPUTS
   ========================================================= */

.input-group {
    position: relative;
    margin-bottom: 1.6rem;
    text-align: left;
    padding: 0.72rem 1rem 0.6rem;
    border-radius: 18px;
    border: 1px solid var(--surface-border);
    background: var(--surface-primary);
    box-shadow: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.gold-input {
    width: 100%;
    padding: 0.64rem 0 0.02rem;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    outline: none;
    caret-color: var(--border-gold);
}

/* autofill fix */

.gold-input,
.gold-input:-webkit-autofill,
.gold-input:-webkit-autofill:focus,
.gold-input:-webkit-autofill:hover {
    -webkit-text-fill-color: var(--text-primary);
}

/* floating label */

.input-group label {
    position: absolute;
    top: 0.76rem;
    left: 1rem;
    font-size: 0.84rem;
    color: var(--text-muted);
    pointer-events: none;
    transition: 0.25s ease all;
    font-weight: 500;
    letter-spacing: 0.01em;
    padding: 0 0.2rem;
}

.gold-input:focus ~ label,
.gold-input:not(:placeholder-shown) ~ label {
    top: -0.45rem;
    font-size: 0.72rem;
    color: var(--border-gold);
    background: var(--surface-primary);
}

.input-group:focus-within {
    border-color: var(--surface-border-strong);
    box-shadow: 0 0 0 4px var(--surface-ring);
}

.input-group:focus-within .gold-input {
    border-bottom-color: transparent;
}

/* =========================================================
   BUTTON
   ========================================================= */

.login-btn {
    margin: 2.55rem auto 0;
    width: min(100%, 240px);
    padding: 0.95rem 1.4rem;
    background: var(--surface-primary);
    color: #a97b18;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1rem;
    text-shadow: none;
    -webkit-font-smoothing: antialiased;
    text-rendering: geometricPrecision;
    border: 1px solid var(--surface-border);
    border-radius: 999px;
    box-shadow: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease, color 0.18s ease, opacity 0.18s ease;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-1px);
    background: var(--surface-elevated);
    color: #9a6f13;
    border-color: var(--surface-border-strong);
    box-shadow: var(--shadow-soft);
}

.login-btn:not(.loading):hover {
    cursor: pointer;
}

.login-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-press);
}

.login-btn .apple-spinner {
    width: 16px;
    height: 16px;
    border-radius: 999px;
    border: 2px solid color-mix(in srgb, var(--gold-accent) 18%, transparent);
    border-top-color: var(--gold-accent);
    animation: login-spin 0.7s linear infinite;
    display: none;
    flex: 0 0 auto;
}

.login-btn.loading {
    pointer-events: none;
    opacity: 0.72;
    color: transparent;
    transform: none;
}

.login-btn.loading .btn-label {
    opacity: 0;
}

.login-btn.loading .apple-spinner {
    display: inline-block;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

@keyframes login-spin {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* =========================================================
   FOOTER
   ========================================================= */

.card-footer {
    text-align: center;
    font-size: 0.68rem;
    color: var(--text-secondary);
    opacity: 0.65;
    margin-top: 1.2rem;
    display: flex;
    justify-content: center;
    width: 100%;
    margin-top: 1.5rem;   /* ⭐ nefes alanı */
}

/* =========================================================
   THEME ICON LOGIC
   ========================================================= */

[data-theme="light"] .sun-icon { display: block; }
[data-theme="light"] .moon-icon { display: none; }
[data-theme="dark"] .sun-icon { display: none; }
[data-theme="dark"] .moon-icon { display: block; }

/* =========================================
   CHROME AUTOFILL FIX — CRITICAL
   ========================================= */

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
textarea:-webkit-autofill,
select:-webkit-autofill {
    -webkit-text-fill-color: var(--text-primary) !important;
    transition: background-color 9999s ease-in-out 0s;
    box-shadow: 0 0 0px 1000px transparent inset !important;
    caret-color: var(--border-gold);
}

/* dark mod ekstra garanti */

:root[data-theme="dark"] input:-webkit-autofill {
    -webkit-text-fill-color: #f5f7fa !important;
}

@media (max-width: 768px) {
    .login-wrapper {
        padding: 18px 14px;
        align-items: center;
    }

    .login-card {
        max-width: min(100%, 372px);
        min-height: clamp(520px, 74svh, 620px);
        border-radius: 34px;
        padding: 3rem 1.65rem 2.55rem;
    }

    .login-card::before {
        border-radius: 34px;
    }

    .card-body {
        transform: none;
        justify-content: flex-start;
    }

    .brand-title {
        font-size: clamp(1.86rem, 7vw, 2.12rem);
        letter-spacing: 0.16rem;
        line-height: 1.04;
    }

    .brand-subtitle {
        font-size: 0.64rem;
        letter-spacing: 0.2rem;
        margin-bottom: 2.2rem;
    }

    .input-group {
        margin-bottom: 1.2rem;
        padding: 0.68rem 0.88rem 0.56rem;
        border-radius: 16px;
    }

    .gold-input {
        font-size: 0.92rem;
        padding-top: 0.58rem;
    }

    .input-group label {
        top: 0.72rem;
        left: 0.88rem;
    }

    .login-btn {
        width: min(100%, 210px);
        margin-top: 2.2rem;
        padding: 0.88rem 1.2rem;
        font-size: 0.76rem;
    }

    .card-footer {
        font-size: 0.62rem;
        margin-top: auto;
        padding-top: 0.95rem;
    }
}

/* =========================================================
   LOGIN POLISH OVERRIDES
   ========================================================= */

.login-emblem {
    position: absolute;
    top: -22px;
    left: 50%;
    transform: translateX(-50%);
    width: 278px;
    height: 278px;
    opacity: 0.78;
    pointer-events: none;
    z-index: 0;
}

.login-emblem img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: none;
}

.card-body,
.card-footer {
    position: relative;
    z-index: 1;
}

@media (max-width: 768px) {
    .login-emblem {
        top: -8px;
        width: clamp(148px, 42vw, 178px);
        height: clamp(148px, 42vw, 178px);
        opacity: 0.72;
    }

    .card-body {
        padding-top: 4.75rem;
    }
}

/* =========================================================
   WHITE SURFACE TUNE
   ========================================================= */

.login-card,
.input-group,
.login-btn {
    background: var(--surface-primary) !important;
}

.login-btn:hover {
    background: linear-gradient(
        180deg,
        color-mix(in srgb, var(--surface-primary) 92%, var(--gold-accent) 8%) 0%,
        color-mix(in srgb, var(--surface-primary) 78%, var(--gold-accent) 22%) 100%
    ) !important;
}

.login-btn.loading,
.login-btn:disabled {
    background: linear-gradient(180deg, var(--surface-primary) 0%, var(--surface-elevated) 100%) !important;
}

.input-group {
    border-color: color-mix(in srgb, var(--gold-accent) 28%, transparent) !important;
}