:root {
    --font-sans: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: "Poppins", "Inter", "Segoe UI", system-ui, sans-serif;
    --color-ink: #0f172a;
    --color-ink-soft: #1e293b;
    --color-muted: #334155;
    --color-subtle: #64748b;
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #0ea5e9;
    --color-surface: #ffffff;
    --color-surface-alt: #eef2ff;
    --color-surface-ghost: rgba(255, 255, 255, 0.88);
    --color-border: #e2e8f0;
    --color-border-strong: rgba(37, 99, 235, 0.35);
    --color-background: #f8fafc;
    --radius-xs: 0.35rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-pill: 999px;
    --shadow-xs: 0 4px 12px rgba(15, 23, 42, 0.06);
    --shadow-sm: 0 12px 24px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 18px 36px rgba(15, 23, 42, 0.12);
    --shadow-lg: 0 32px 56px rgba(15, 23, 42, 0.16);
    --max-width: 1200px;
    --transition: 220ms cubic-bezier(0.33, 1, 0.68, 1);
}

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

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote {
    margin: 0;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    background: var(--color-background);
    color: var(--color-ink);
    -webkit-font-smoothing: antialiased;
    position: relative;
    min-height: 100vh;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.08) 0%, rgba(14, 165, 233, 0.04) 40%, transparent 85%);
}

img {
    max-width: 100%;
    display: block;
}

.material-symbols-outlined {
    font-variation-settings:
        "FILL" 0,
        "wght" 400,
        "GRAD" 0,
        "opsz" 24;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition), opacity var(--transition);
}

a:hover,
a:focus-visible {
    color: var(--color-primary);
}

button,
input,
select,
textarea {
    font: inherit;
    color: inherit;
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.7rem 1rem;
    background: var(--color-surface);
    transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
    box-shadow: inset 0 1px 1px rgba(16, 26, 52, 0.02);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-border-strong);
    box-shadow: 0 0 0 5px rgba(74, 108, 247, 0.14);
    transform: translateY(-1px);
}

button {
    border: none;
    cursor: pointer;
    background: none;
}

.container {
    width: min(100% - 3rem, var(--max-width));
    margin: 0 auto;
}

.app-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
}

.section {
    padding: 5rem 0;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4vw, 2.8rem);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.section-lead {
    margin-top: 0.8rem;
    max-width: 540px;
    color: var(--color-muted);
    font-size: 1.05rem;
}

.text-muted {
    color: var(--color-muted);
}

.badge,
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    padding: 0.35rem 0.85rem;
}

.badge {
    background: rgba(37, 99, 235, 0.12);
    color: var(--color-primary);
}

.chip {
    background: rgba(148, 163, 184, 0.16);
    color: var(--color-ink-soft);
}

.card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: var(--shadow-xs);
    transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.glass-card {
    background: var(--color-surface-ghost);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-sm);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    border-radius: var(--radius-pill);
    padding: 0.7rem 1.6rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #1d4ed8 100%);
    color: #fff;
    box-shadow: var(--shadow-xs);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #1d4ed8 0%, #1e3a8a 100%);
}

.btn-secondary {
    background: #ffffff;
    color: var(--color-primary);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    border-color: rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--color-muted);
    border: 1px solid rgba(148, 163, 184, 0.3);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
    color: var(--color-primary);
    border-color: rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

.grid {
    display: grid;
    gap: 1.8rem;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.rating {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: #fbbf24;
    font-weight: 600;
}

.alert {
    padding: 0.9rem 1.2rem;
    border-radius: var(--radius-md);
    background: rgba(19, 191, 166, 0.14);
    border: 1px solid rgba(19, 191, 166, 0.25);
    color: #0f766e;
}

.alert.error {
    background: rgba(239, 68, 68, 0.16);
    border-color: rgba(239, 68, 68, 0.3);
    color: #b91c1c;
}

.auth {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem;
}

.auth__container {
    width: min(100%, 420px);
}

.auth-card {
    background: #ffffff;
    border-radius: 1.5rem;
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
    border: 1px solid rgba(226, 232, 240, 0.7);
    padding: 2.6rem;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    text-align: center;
}

.auth-card__brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.auth-card__logo {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    object-fit: cover;
    display: block;
}

.auth-card__name {
    font-family: var(--font-display);
    font-size: 1.35rem;
    color: #0f172a;
    letter-spacing: -0.01em;
}

.auth-card__title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 2rem;
    color: #0f172a;
    letter-spacing: -0.02em;
}

.auth-card__subtitle {
    margin: 0;
    color: #64748b;
    font-size: 0.95rem;
}

.auth-form {
    display: grid;
    gap: 1rem;
    text-align: left;
}

.auth-form__group {
    display: grid;
    gap: 0.4rem;
}

.auth-form__group label {
    font-weight: 600;
    color: #0f172a;
}

.auth-form__group input {
    border-radius: 0.9rem;
    border: 1px solid rgba(226, 232, 240, 0.9);
    padding: 0.85rem 1rem;
    background: #f8fafc;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.auth-form__group input:focus {
    outline: none;
    border-color: rgba(37, 99, 235, 0.45);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
    background: #ffffff;
}

.auth-form__password {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border-radius: 0.9rem;
    border: 1px solid rgba(226, 232, 240, 0.9);
    background: #f8fafc;
    padding: 0 1rem;
}

.auth-form__password input {
    border: none;
    padding: 0.85rem 0;
    background: transparent;
    flex: 1;
}

.auth-form__password input:focus {
    outline: none;
}

.auth-form__password .material-symbols-outlined {
    color: #94a3b8;
    font-size: 22px;
}

.auth-form__password:focus-within {
    border-color: rgba(37, 99, 235, 0.45);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15);
    background: #ffffff;
}

.auth-form__submit {
    margin-top: 0.5rem;
    height: 48px;
    font-size: 1rem;
    font-weight: 600;
}

.auth-card__link {
    color: #2563eb;
    font-weight: 600;
    font-size: 0.95rem;
}

.auth-card__link:hover {
    color: #1d4ed8;
}

@media (max-width: 992px) {
    .container {
        width: min(100% - 2.2rem, var(--max-width));
    }

    .section {
        padding: 4rem 0;
    }
}

@media (max-width: 600px) {
    .container {
        width: min(100% - 1.5rem, var(--max-width));
    }

    .auth-card {
        padding: 2rem;
    }

    .btn {
        width: 100%;
    }
}