/* ===== RESET ===== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
}

body {
    font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: var(--bg);
    color: var(--text);
}

/* ===== THEMES ===== */

:root {
    --bg: #ffffff;
    --card: #fdfcfa;
    --card-border: rgba(0, 0, 0, 0.07);
    --card-shadow:
        0 0 0 1px rgba(0, 0, 0, 0.04),
        0 2px 4px  rgba(0, 0, 0, 0.04),
        0 10px 28px rgba(0, 0, 0, 0.09),
        0 28px 60px rgba(0, 0, 0, 0.07);
    --text: #1a1a1a;
    --text-muted: #808080;
    --text-hint: #b0b0b0;
    --divider: rgba(0, 0, 0, 0.07);
    --brand-icon-bg: #1a1a1a;
    --blob-a: transparent;
    --blob-b: transparent;
    --blob-c: transparent;
}

[data-theme="dark"] {
    --bg: #0d0d0f;
    --card: #1b1b1e;
    --card-border: rgba(255, 255, 255, 0.07);
    --card-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.04),
        0 2px 4px  rgba(0, 0, 0, 0.5),
        0 10px 28px rgba(0, 0, 0, 0.55),
        0 28px 60px rgba(0, 0, 0, 0.45);
    --text: #f0f0f0;
    --text-muted: #666666;
    --text-hint: #444444;
    --divider: rgba(255, 255, 255, 0.07);
    --brand-icon-bg: #2a2a2e;
    --blob-a: transparent;
    --blob-b: transparent;
    --blob-c: transparent;
}

/* ===== BACKGROUND SCENE ===== */

.bg-scene {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
    display: none;
}

.bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    will-change: transform;
}

.bg-blob-a {
    width: 720px;
    height: 720px;
    top: -220px;
    right: -180px;
    background: var(--blob-a);
    animation: drift-a 20s ease-in-out infinite alternate;
}

.bg-blob-b {
    width: 580px;
    height: 580px;
    bottom: -160px;
    left: -120px;
    background: var(--blob-b);
    animation: drift-b 24s ease-in-out infinite alternate;
}

.bg-blob-c {
    width: 400px;
    height: 400px;
    top: 50%;
    left: 50%;
    translate: -50% -50%;
    background: var(--blob-c);
    animation: drift-c 16s ease-in-out infinite alternate;
}

@keyframes drift-a {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(-40px, 30px) scale(1.08); }
}
@keyframes drift-b {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(30px, -25px) scale(1.06); }
}
@keyframes drift-c {
    from { transform: translate(-50%, -50%) scale(1); }
    to   { transform: translate(-50%, -50%) scale(1.15); }
}

/* ===== LAYOUT ===== */

.login-outer {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px 28px;
    gap: 22px;
}

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

.login-card {
    width: min(100%, 408px);
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: 26px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    animation: rise 0.55s cubic-bezier(0.16, 1, 0.3, 1) 0.06s forwards;
}

@keyframes rise {
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Brand strip ─── */

.card-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 34px 38px 0;
}

.brand-icon {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: var(--brand-icon-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.brand-icon img {
    width: 28px;
    height: 28px;
    object-fit: contain;
}

.wordmark-img {
    height: 17px;
    width: auto;
    display: block;
    opacity: 0.88;
}

[data-theme="dark"] .wordmark-img {
    filter: invert(1);
    opacity: 0.9;
}

/* ─── Card body ─── */

.card-body {
    padding: 30px 38px 38px;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.045em;
    color: var(--text);
    line-height: 1.1;
    margin-bottom: 9px;
}

.card-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.55;
    letter-spacing: -0.01em;
    margin-bottom: 30px;
}

/* ─── Divider ─── */

.card-divider {
    height: 1px;
    background: var(--divider);
    margin-bottom: 24px;
}

/* ─── Google area ─── */

.google-wrap {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
}

/* ─── Error ─── */

.login-error {
    width: 100%;
    padding: 10px 14px;
    border-radius: 10px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #dc2626;
    font-size: 13px;
    line-height: 1.45;
    animation: shake 0.42s cubic-bezier(.36, .07, .19, .97) both;
}

[data-theme="dark"] .login-error {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.28);
    color: #f87171;
}

@keyframes shake {
    10%, 90% { transform: translateX(-2px); }
    20%, 80% { transform: translateX(2px); }
    30%, 50%, 70% { transform: translateX(-3px); }
    40%, 60% { transform: translateX(3px); }
}

/* ─── Domain note ─── */

.domain-note {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-hint);
    letter-spacing: -0.01em;
}

.domain-note strong {
    font-weight: 600;
    color: var(--text-muted);
}

.domain-note svg {
    flex-shrink: 0;
    opacity: 0.55;
}

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

.page-footer {
    font-size: 12px;
    color: var(--text-hint);
    letter-spacing: -0.01em;
    opacity: 0;
    animation: rise 0.4s ease 0.35s forwards;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 460px) {
    .card-brand {
        padding: 28px 28px 0;
    }

    .card-body {
        padding: 26px 28px 32px;
    }

    .card-title {
        font-size: 22px;
    }
}