/* ─────────────────────────────────────────────────────────
   Клиентские страницы авторизации (вход / регистрация)
   Используется: landing/auth/login.blade.php
                 landing/auth/register.blade.php
   Префикс: .za-
───────────────────────────────────────────────────────── */

.za-page {
    --za-bg: #0b0d12;
    --za-surface: #13161f;
    --za-border: rgba(255, 255, 255, 0.07);
    --za-border-focus: rgba(54, 123, 151, 0.55);
    --za-text: rgba(255, 255, 255, 0.90);
    --za-muted: rgba(255, 255, 255, 0.42);
    --za-placeholder: rgba(255, 255, 255, 0.22);
    --za-accent: #367b97;
    --za-accent-light: #7ac8e6;
    --za-grad: linear-gradient(135deg, #2f6d86 0%, #367b97 45%, #4ea4c7 100%);
    --za-error: #e07070;
    --za-success: #6ec6a0;
    --za-radius-xl: 28px;
    --za-radius-lg: 18px;
    --za-radius-md: 12px;

    min-height: 100vh;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 20px;
    background: var(--za-bg);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    box-sizing: border-box;
}

.za-page *,
.za-page *::before,
.za-page *::after {
    box-sizing: border-box;
}

/* ─── Logo ─── */

.za-logo-wrap {
    display: block;
    margin-bottom: 36px;
    text-align: center;
}

.za-logo-wrap img {
    height: 48px;
    width: auto;
}

/* ─── Card ─── */

.za-card {
    width: 100%;
    max-width: 448px;
    background: var(--za-surface);
    border: 1px solid var(--za-border);
    border-radius: var(--za-radius-xl);
    padding: 40px 40px 36px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.za-card-head {
    margin-bottom: 28px;
}

.za-title {
    margin: 0 0 6px;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--za-text);
}

.za-hint {
    margin: 0;
    font-size: 14px;
    color: var(--za-muted);
    line-height: 1.5;
}

/* ─── Alerts ─── */

.za-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    margin-bottom: 22px;
    border-radius: var(--za-radius-md);
    font-size: 13.5px;
    line-height: 1.5;
}

.za-alert--success {
    background: rgba(110, 198, 160, 0.08);
    border: 1px solid rgba(110, 198, 160, 0.22);
    color: var(--za-success);
}

.za-alert--error {
    background: rgba(224, 112, 112, 0.08);
    border: 1px solid rgba(224, 112, 112, 0.22);
    color: var(--za-error);
}

/* ─── Form fields ─── */

.za-field {
    margin-bottom: 18px;
}

.za-label {
    display: block;
    margin-bottom: 7px;
    font-size: 12px;
    font-weight: 600;
    color: var(--za-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.za-input {
    display: block;
    width: 100%;
    height: 50px;
    padding: 0 16px;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid var(--za-border);
    border-radius: var(--za-radius-md);
    color: var(--za-text);
    font-size: 15.5px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.18s ease, background 0.18s ease;
    -webkit-appearance: none;
}

.za-input::placeholder {
    color: var(--za-placeholder);
}

.za-input:focus {
    border-color: var(--za-border-focus);
    background: rgba(54, 123, 151, 0.045);
}

.za-input--invalid {
    border-color: rgba(224, 112, 112, 0.45) !important;
}

.za-field-err {
    margin-top: 5px;
    font-size: 12.5px;
    color: var(--za-error);
    line-height: 1.4;
}

/* Визуальный разделитель между группами полей (регистрация) */
.za-field-sep {
    height: 1px;
    background: var(--za-border);
    margin: 6px 0 18px;
}

/* ─── Submit button ─── */

.za-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 52px;
    margin-top: 10px;
    border: 0;
    border-radius: var(--za-radius-lg);
    background: var(--za-grad);
    color: #fff;
    font-size: 15.5px;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    box-shadow: 0 8px 26px rgba(54, 123, 151, 0.28);
    transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
    letter-spacing: 0.01em;
}

.za-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 30px rgba(54, 123, 151, 0.38);
}

.za-submit:active {
    transform: translateY(0);
    opacity: 0.9;
}

.za-submit:focus-visible {
    outline: 2px solid var(--za-accent-light);
    outline-offset: 3px;
}

/* ─── Agree text (регистрация) ─── */

.za-agree {
    margin-top: 12px;
    font-size: 12.5px;
    color: var(--za-muted);
    text-align: center;
    line-height: 1.55;
}

.za-agree a {
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    transition: color 0.15s;
}

.za-agree a:hover {
    color: var(--za-accent-light);
    border-bottom-color: rgba(122, 200, 230, 0.35);
}

/* ─── Card footer ─── */

.za-divider {
    height: 1px;
    background: var(--za-border);
    margin: 26px 0;
}

.za-footer-text {
    text-align: center;
    font-size: 14px;
    color: var(--za-muted);
}

.za-footer-text a {
    color: var(--za-accent-light);
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.15s;
}

.za-footer-text a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* ─── Back link ─── */

.za-back-link {
    margin-top: 22px;
    text-align: center;
}

.za-back-link a {
    font-size: 13px;
    color: var(--za-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.za-back-link a:hover {
    color: rgba(255, 255, 255, 0.7);
}

/* ─── Theme toggle button ─── */

.za-theme-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid var(--za-border);
    border-radius: 10px;
    background: transparent;
    color: var(--za-muted);
    cursor: pointer;
    font-family: inherit;
    transition: border-color 0.18s, color 0.18s, background-color 0.18s;
}

.za-theme-btn:hover {
    border-color: rgba(54, 123, 151, 0.4);
    color: var(--za-accent-light);
    background-color: rgba(54, 123, 151, 0.07);
}

.za-theme-btn:focus-visible {
    outline: 2px solid var(--za-accent-light);
    outline-offset: 3px;
}

.za-theme-btn svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

/* Dark (default): moon visible, sun hidden */
.za-icon-sun  { display: none;  }
.za-icon-moon { display: block; }

/* Light: sun visible, moon hidden */
html[data-theme="light"] .za-icon-sun  { display: block; }
html[data-theme="light"] .za-icon-moon { display: none;  }

/* ─── Responsive ─── */

@media (max-width: 500px) {
    .za-page {
        padding: 32px 16px;
    }

    .za-card {
        padding: 28px 24px 26px;
        border-radius: 22px;
    }

    .za-title {
        font-size: 21px;
    }
}

/* ─────────────────────────────────────────────────────────
   Light theme
───────────────────────────────────────────────────────── */

html[data-theme="light"] .za-page {
    --za-bg:          #edf0f7;
    --za-surface:     #ffffff;
    --za-border:      rgba(0, 0, 0, 0.09);
    --za-border-focus: rgba(54, 123, 151, 0.50);
    --za-text:        rgba(15, 20, 35, 0.90);
    --za-muted:       rgba(15, 20, 35, 0.46);
    --za-placeholder: rgba(15, 20, 35, 0.30);
    --za-error:       #c94040;
    --za-success:     #2a9265;
}

html[data-theme="light"] .za-input {
    background: rgba(0, 0, 0, 0.03);
}

html[data-theme="light"] .za-agree a {
    color: rgba(15, 20, 35, 0.55);
    border-bottom-color: rgba(15, 20, 35, 0.18);
}

/* ─── Logo fix for light theme ─── */
html[data-theme="light"] .za-logo-wrap img {
    filter: brightness(0.15);
}