/* static/css/auth_login.css
   Login-first-impression polish.
   Scoped to `.auth-page--login` to avoid global UI changes. */

.auth-page--login.auth-container {
    padding: clamp(2rem, 4vw, 3.25rem) 0;
    min-height: 72vh;
}

.auth-page--login {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    gap: 1.6rem;
}

.auth-page--login .auth-form-wrapper {
    padding: 2.2rem;
    max-width: 360px;
    flex: 0 0 min(360px, 32%);
    text-align: left;
}

.auth-page--login .auth-kicker {
    display: block;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 700;
    text-align: center;
}

.auth-page--login .auth-title {
    font-size: clamp(1.65rem, 2.1vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin: 0.25rem 0 0.5rem;
    text-align: center;
}

.auth-page--login .auth-subtitle {
    margin: 0 0 1.5rem;
    text-align: center;
    max-width: 30ch;
    margin-left: auto;
    margin-right: auto;
}

.auth-page--login .auth-inline-hint {
    margin: 0 0 1.25rem;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface-elevated);
    color: var(--text-light);
    font-size: 0.85rem;
    line-height: 1.35;
}

.auth-page--login .auth-inline-hint--mobile {
    display: none;
}

.auth-page--login .auth-helper {
    margin: 0.6rem 0 0;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

.auth-page--login .auth-visual {
    flex: 1 1 auto;
    position: relative;
    isolation: isolate;
    overflow: hidden;
    min-height: 640px;
    padding: clamp(1.75rem, 3vw, 2.5rem);
}

.auth-page--login .auth-visual-carousel {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: auto;
}

.auth-page--login .auth-visual-track {
    position: absolute;
    inset: 0;
}

.auth-page--login .auth-visual-control {
    position: absolute;
    bottom: 1.45rem;
    width: 34px;
    height: 34px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.45);
    background: rgba(10, 22, 38, 0.42);
    color: rgba(255, 255, 255, 0.92);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 4;
    pointer-events: auto;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.auth-page--login .auth-visual-control--prev {
    left: 0.8rem;
}

.auth-page--login .auth-visual-control--next {
    right: 0.8rem;
}

.auth-page--login .auth-visual-control svg {
    width: 0.95rem;
    height: 0.95rem;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.25;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.auth-page--login .auth-visual-control:hover,
.auth-page--login .auth-visual-control:focus-visible {
    background: rgba(10, 22, 38, 0.7);
    border-color: rgba(255, 255, 255, 0.72);
    outline: none;
}

.auth-page--login .auth-visual-slide {
    position: absolute;
    inset: 0;
    background-image: var(--slide-image);
    background-size: cover;
    background-position: var(--slide-position, 50% 50%);
    transform: scale(var(--slide-scale, 1.06));
    opacity: 0;
    transition: opacity 900ms ease, transform 6s ease;
    will-change: transform, opacity;
    filter: saturate(0.98) contrast(0.96) brightness(0.96);
}

.auth-page--login .auth-visual-slide[data-tone="teal"] { filter: saturate(1) hue-rotate(-8deg) brightness(0.94); }
.auth-page--login .auth-visual-slide[data-tone="forest"] { filter: saturate(0.94) hue-rotate(-12deg) brightness(0.9); }
.auth-page--login .auth-visual-slide[data-tone="mint"] { filter: saturate(0.92) hue-rotate(-4deg) brightness(0.92); }
.auth-page--login .auth-visual-slide[data-tone="blue"] { filter: saturate(1) hue-rotate(8deg) brightness(0.95); }
.auth-page--login .auth-visual-slide[data-tone="ice"] { filter: saturate(0.94) hue-rotate(16deg) brightness(0.94); }
.auth-page--login .auth-visual-slide[data-tone="dawn"] { filter: saturate(0.9) hue-rotate(-20deg) brightness(0.93); }
.auth-page--login .auth-visual-slide[data-tone="night"] { filter: saturate(0.96) hue-rotate(20deg) brightness(0.87); }
.auth-page--login .auth-visual-slide[data-tone="sand"] { filter: saturate(0.88) hue-rotate(-24deg) brightness(0.92); }
.auth-page--login .auth-visual-slide[data-tone="glow"] { filter: saturate(1.06) hue-rotate(10deg) brightness(0.94); }
.auth-page--login .auth-visual-slide[data-tone="lilac"] { filter: saturate(0.94) hue-rotate(24deg) brightness(0.93); }

.auth-page--login .auth-visual-slide.is-active {
    opacity: 1;
    transform: scale(calc(var(--slide-scale, 1.06) + 0.02));
}

.auth-page--login .auth-visual::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(148deg, rgba(10, 22, 38, 0.34), rgba(12, 30, 44, 0.22) 45%, rgba(10, 18, 30, 0.4));
    z-index: 1;
    pointer-events: none;
}

.auth-page--login .auth-visual-content {
    position: relative;
    z-index: 3;
    width: 100%;
    max-width: none;
    padding: 1rem 1.1rem;
    margin-bottom: 11rem;
    border-radius: 14px;
    background: rgba(9, 20, 32, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(2px);
}

.auth-page--login .auth-visual-slide-meta {
    position: absolute;
    left: clamp(1.1rem, 2.8vw, 1.8rem);
    right: clamp(1.1rem, 2.8vw, 1.8rem);
    bottom: clamp(3.2rem, 5.2vw, 3.9rem);
    z-index: 4;
    pointer-events: none;
    padding: 0.55rem 0.8rem;
    border-radius: 10px;
    background: linear-gradient(90deg, rgba(9, 18, 28, 0.34), rgba(9, 18, 28, 0.18));
    backdrop-filter: blur(2px);
}

.auth-page--login .auth-visual-slide-title {
    margin: 0 0 0.25rem;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
}

.auth-page--login .auth-visual-slide-caption {
    margin: 0;
    font-size: 0.88rem;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.86);
    max-width: 52ch;
}

.auth-page--login .auth-visual-content h2 {
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.auth-page--login .auth-feature-list {
    margin: 1.25rem 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.55rem;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.92rem;
    max-width: none;
}

.auth-page--login .auth-feature-list li {
    display: flex;
    gap: 0.55rem;
    align-items: flex-start;
}

.auth-page--login .auth-feature-list li::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.6);
    flex-shrink: 0;
    margin-top: 0.3rem;
}

.auth-page--login .auth-visual-indicators {
    position: absolute;
    left: clamp(3.5rem, 5vw, 4.2rem);
    right: clamp(3.5rem, 5vw, 4.2rem);
    bottom: clamp(1.05rem, 2.2vw, 1.45rem);
    display: flex;
    gap: 0.45rem;
    z-index: 3;
    pointer-events: auto;
}

.auth-page--login .auth-visual-indicator {
    height: 4px;
    flex: 1;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.34);
    cursor: pointer;
    padding: 0;
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.auth-page--login .auth-visual-indicator:hover,
.auth-page--login .auth-visual-indicator:focus-visible {
    background: rgba(255, 255, 255, 0.62);
    outline: none;
}

.auth-page--login .auth-visual-indicator.is-active {
    background: rgba(255, 255, 255, 0.95);
    transform: scaleY(1.2);
}

.auth-page--login .input-with-action {
    position: relative;
}

.auth-page--login .input-with-action .form-control {
    padding-right: 4.75rem;
}

.auth-page--login .input-action-btn {
    position: absolute;
    right: 0.55rem;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.32rem 0.55rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--surface-elevated);
    color: var(--text-light);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.auth-page--login .input-action-btn:hover {
    background: #fff;
    border-color: var(--border-strong);
    color: var(--text-color);
}

.auth-page--login .input-action-btn:focus-visible {
    outline: none;
    box-shadow: var(--glow-primary);
}

.auth-page--login .btn-spinner {
    margin-right: 0.55rem;
    vertical-align: -0.12em;
}

.auth-page--login .btn-block {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
}

.auth-page--login .btn-with-icon {
    text-decoration: none;
}

.auth-page--login .btn-icon {
    display: inline-flex;
    width: 1rem;
    height: 1rem;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.auth-page--login .btn-icon svg {
    width: 1rem;
    height: 1rem;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.mobile-warning-modal {
    position: fixed;
    inset: 0;
    z-index: 2600;
    display: none;
}

.mobile-warning-modal.is-open {
    display: block;
}

.mobile-warning-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(2, 6, 23, 0.58);
    backdrop-filter: blur(2px);
}

.mobile-warning-modal__card {
    position: relative;
    width: min(420px, calc(100vw - 1.25rem));
    margin: min(12vh, 5.5rem) auto 0;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    padding: 1.05rem 1rem 1rem;
    max-height: calc(100vh - 1.25rem);
    overflow-y: auto;
    overflow-x: hidden;
}

.mobile-warning-modal__card h2 {
    margin: 0 0 0.45rem;
    font-size: 1.05rem;
    line-height: 1.25;
}

.mobile-warning-modal__card p {
    margin: 0 0 0.95rem;
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.45;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.mobile-warning-modal__action {
    min-height: 42px;
}

body.login-mobile-warning-open {
    overflow: hidden;
}

@media (max-width: 900px) {
    .auth-page--login.auth-container {
        padding: 1.1rem 0 1.6rem;
        min-height: 0;
    }
    .auth-page--login {
        max-width: 680px;
        gap: 1rem;
        padding: 0 0.75rem;
    }
    .auth-page--login .auth-form-wrapper {
        width: 100%;
        max-width: none;
        flex: 1 1 auto;
        padding: 1.35rem 1.05rem;
    }
    .auth-page--login .auth-inline-hint--mobile { display: block; }
    .auth-page--login .auth-subtitle {
        max-width: none;
    }
    .auth-page--login .form-control {
        font-size: 16px;
    }
    .auth-page--login .label-group {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 0.55rem;
        flex-wrap: wrap;
    }
    .auth-page--login .forgot-password-link {
        display: inline-block;
        font-size: 0.86rem;
    }
    .auth-page--login .btn,
    .auth-page--login .btn-block {
        min-height: 42px;
    }
}

@media (max-width: 768px) {
    /* On small screens, keep the visual carousel at the top. */
    .auth-page--login .auth-visual { order: 1; min-height: 240px; }
    .auth-page--login .auth-form-wrapper { order: 2; }
    .auth-page--login .auth-visual-control { width: 30px; height: 30px; }
    .auth-page--login .auth-visual-control--prev { left: 0.55rem; }
    .auth-page--login .auth-visual-control--next { right: 0.55rem; }
    .auth-page--login .auth-visual-control { bottom: 0.8rem; }
    .auth-page--login .auth-visual-indicators { bottom: 0.9rem; }
    .auth-page--login .auth-visual-slide-meta { display: none; }
    .auth-page--login .auth-visual-slide-caption { font-size: 0.82rem; max-width: 42ch; }
    .auth-page--login .auth-visual-content { padding: 0.8rem 0.85rem; margin-bottom: 3.4rem; }
    .auth-page--login .auth-feature-list { display: none; }
}

@media (max-width: 480px) {
    .auth-page--login {
        padding: 0 0.4rem;
        gap: 0.75rem;
    }
    .auth-page--login .auth-form-wrapper {
        padding: 1.1rem 0.85rem;
        border-radius: 14px;
    }
    .auth-page--login .auth-title {
        font-size: 1.45rem;
    }
    .auth-page--login .auth-subtitle {
        margin-bottom: 1.1rem;
        font-size: 0.92rem;
    }
    .auth-page--login .auth-inline-hint {
        margin-bottom: 1rem;
        font-size: 0.8rem;
    }
    .auth-page--login .auth-visual {
        min-height: 190px;
        padding: 0.75rem;
    }
    .auth-page--login .auth-visual-content {
        margin-bottom: 2.9rem;
    }
    .mobile-warning-modal__card {
        width: calc(100vw - 0.9rem);
        margin-top: min(10vh, 3.7rem);
        padding: 0.95rem 0.85rem 0.9rem;
        border-radius: 14px;
        max-height: calc(100vh - 0.9rem);
    }
    .mobile-warning-modal__card h2 {
        font-size: 1rem;
    }
    .mobile-warning-modal__card p {
        font-size: 0.88rem;
    }
}