/**
 * Landing page — Ôn Chuẩn / PrepRight
 * Palette bám logo: teal sáng + vàng nắng
 */

.welcome-page {
    --welcome-primary: #0e9aa8;
    --welcome-primary-deep: #0b8490;
    --welcome-primary-soft: #e7f8fa;
    --welcome-ink: #1a3a44;
    --welcome-muted: #5b7380;
    --welcome-sun: #f4b942;
    --welcome-sun-soft: #ffe9a8;
    --welcome-sky: #eefafb;
    --welcome-paper: #f7fcfd;
    --welcome-line: rgba(14, 154, 168, 0.14);
    --welcome-shadow: 0 16px 36px rgba(14, 154, 168, 0.12);
    background:
        radial-gradient(circle at 12% 8%, rgba(255, 226, 122, 0.28) 0%, rgba(255, 226, 122, 0) 32%),
        radial-gradient(circle at 88% 0%, rgba(62, 201, 212, 0.18) 0%, rgba(62, 201, 212, 0) 36%),
        var(--welcome-paper);
    color: var(--welcome-ink);
    font-family: 'Be Vietnam Pro', 'Inter', ui-sans-serif, system-ui, sans-serif;
}

.welcome-page a {
    text-decoration: none;
}

.welcome-nav {
    position: sticky;
    top: 0;
    z-index: 40;
    background: rgba(247, 252, 253, 0.9);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--welcome-line);
}

.welcome-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.welcome-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--welcome-ink);
    font-weight: 700;
}

.welcome-brand img {
    width: 42px;
    height: 42px;
    border-radius: 11px;
    object-fit: cover;
    box-shadow: 0 8px 18px rgba(14, 154, 168, 0.22);
}

.welcome-brand-name {
    line-height: 1.15;
}

.welcome-brand-name small {
    display: block;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--welcome-muted);
    letter-spacing: 0.01em;
}

.welcome-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: linear-gradient(135deg, #20c4d2 0%, #0e9aa8 100%);
    border: none;
    color: #fff;
    font-weight: 600;
    border-radius: 999px;
    padding: 0.7rem 1.35rem;
    box-shadow: 0 10px 22px rgba(14, 154, 168, 0.28);
    transition: transform 0.18s ease, filter 0.18s ease;
}

.welcome-btn-primary:hover,
.welcome-btn-primary:focus {
    color: #fff;
    filter: brightness(1.05);
    transform: translateY(-1px);
}

.welcome-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--welcome-primary-deep);
    font-weight: 600;
    border: 1px solid rgba(14, 154, 168, 0.22);
    border-radius: 999px;
    padding: 0.7rem 1.2rem;
    background: #fff;
}

.welcome-btn-ghost:hover {
    background: var(--welcome-primary-soft);
    color: var(--welcome-primary-deep);
}

.welcome-account {
    position: relative;
}

.welcome-account-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    border: 1px solid var(--welcome-line);
    background: #fff;
    border-radius: 999px;
    padding: 0.28rem 0.7rem 0.28rem 0.28rem;
    color: var(--welcome-ink);
    cursor: pointer;
    font-family: inherit;
}

.welcome-account-btn:hover,
.welcome-account-btn[aria-expanded="true"] {
    border-color: rgba(14, 154, 168, 0.35);
    background: var(--welcome-primary-soft);
}

.welcome-account-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, #20c4d2 0%, #0e9aa8 100%);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
}

.welcome-account-meta {
    text-align: left;
    line-height: 1.15;
}

.welcome-account-meta strong {
    display: block;
    font-size: 0.86rem;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.welcome-account-meta small {
    display: block;
    color: var(--welcome-muted);
    font-size: 0.72rem;
    max-width: 140px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.welcome-account-menu {
    position: absolute;
    right: 0;
    top: calc(100% + 0.45rem);
    min-width: 220px;
    background: #fff;
    border: 1px solid var(--welcome-line);
    border-radius: 1rem;
    box-shadow: 0 16px 32px rgba(14, 154, 168, 0.14);
    padding: 0.4rem;
    z-index: 50;
}

.welcome-account-menu a,
.welcome-account-menu button {
    display: flex;
    width: 100%;
    align-items: center;
    gap: 0.55rem;
    border: 0;
    background: transparent;
    color: var(--welcome-ink);
    text-align: left;
    padding: 0.65rem 0.75rem;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.9rem;
}

.welcome-account-menu a:hover,
.welcome-account-menu button:hover {
    background: var(--welcome-primary-soft);
    color: var(--welcome-primary-deep);
}

.welcome-account-menu button {
    color: #b42318;
}

.welcome-account-menu button:hover {
    background: #fdecee;
    color: #b42318;
}

.welcome-account-menu form {
    border-top: 1px solid var(--welcome-line);
    margin-top: 0.25rem;
    padding-top: 0.25rem;
}

.law-back {
    color: var(--welcome-primary-deep);
    font-weight: 600;
    text-decoration: none;
}

.law-back:hover {
    color: var(--welcome-primary);
}


.welcome-hero {
    position: relative;
    overflow: hidden;
    padding: 4.5rem 0 3.5rem;
}

.welcome-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background: #fff;
    border: 1px solid var(--welcome-line);
    color: var(--welcome-primary-deep);
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: 999px;
    padding: 0.4rem 0.85rem 0.4rem 0.4rem;
    margin-bottom: 1.25rem;
}

.welcome-kicker span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--welcome-sun-soft);
    color: #b07a0d;
    font-size: 0.75rem;
}

.welcome-eyebrow {
    color: #d39a14;
    letter-spacing: 0.08em;
    font-size: 0.8rem;
}

.welcome-hero h1 {
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--welcome-ink);
    margin-bottom: 1rem;
}

.welcome-hero .lead {
    color: var(--welcome-muted);
    font-size: 1.08rem;
    max-width: 38rem;
}

.welcome-stat {
    background: #fff;
    border: 1px solid var(--welcome-line);
    border-radius: 1rem;
    padding: 0.9rem 1rem;
}

.welcome-stat strong {
    display: block;
    color: var(--welcome-primary-deep);
    font-size: 1.15rem;
}

.welcome-stat span {
    color: var(--welcome-muted);
    font-size: 0.82rem;
}

.welcome-hero-card {
    background: linear-gradient(160deg, #3ec9d4 0%, #0e9aa8 74%);
    border-radius: 1.75rem;
    padding: 2rem 1.75rem;
    color: #fff;
    box-shadow: 0 28px 50px rgba(14, 154, 168, 0.28);
    position: relative;
    overflow: hidden;
}

.welcome-hero-card::after {
    content: '';
    position: absolute;
    width: 220px;
    height: 220px;
    right: -60px;
    bottom: -80px;
    border-radius: 50%;
    background: rgba(255, 226, 122, 0.22);
}

.welcome-hero-logo {
    width: 96px;
    height: 96px;
    border-radius: 24px;
    object-fit: cover;
    background: #fff;
    padding: 4px;
    margin-bottom: 1.25rem;
}

.welcome-hero-card h2 {
    font-size: 1.45rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.welcome-check {
    display: flex;
    gap: 0.7rem;
    align-items: flex-start;
    margin-bottom: 0.7rem;
    color: rgba(255, 255, 255, 0.94);
}

.welcome-check i {
    color: var(--welcome-sun-soft);
    margin-top: 0.15rem;
}

.welcome-section {
    padding: 4.25rem 0;
}

.welcome-section-muted {
    background: var(--welcome-sky);
}

.welcome-section h2 {
    color: var(--welcome-ink);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.welcome-section .section-lead {
    color: var(--welcome-muted);
    max-width: 40rem;
}

.welcome-feature {
    height: 100%;
    background: #fff;
    border: 1px solid var(--welcome-line);
    border-radius: 1.25rem;
    padding: 1.6rem;
    box-shadow: 0 10px 24px rgba(14, 154, 168, 0.06);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.welcome-feature:hover {
    transform: translateY(-3px);
    box-shadow: var(--welcome-shadow);
}

.welcome-feature .icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--welcome-primary-soft);
    color: var(--welcome-primary-deep);
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.welcome-feature h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--welcome-ink);
}

.welcome-topic {
    background: #fff;
    border: 1px solid var(--welcome-line);
    border-radius: 1rem;
    padding: 1rem 1.1rem;
    height: 100%;
    transition: border-color 0.18s ease, transform 0.18s ease;
}

.welcome-topic:hover {
    border-color: rgba(14, 154, 168, 0.35);
    transform: translateY(-2px);
}

.welcome-topic strong {
    display: block;
    color: var(--welcome-ink);
    margin-bottom: 0.2rem;
}

.welcome-topic span {
    color: var(--welcome-muted);
    font-size: 0.88rem;
}

.welcome-step {
    position: relative;
    padding-left: 4.25rem;
    min-height: 4rem;
}

.welcome-step-index {
    position: absolute;
    left: 0;
    top: 0;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #20c4d2 0%, #0e9aa8 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: 0 8px 16px rgba(14, 154, 168, 0.22);
}

.welcome-cta {
    background: linear-gradient(135deg, #3ec9d4 0%, #0e9aa8 100%);
    color: #fff;
    border-radius: 1.75rem;
    padding: 3rem 2rem;
    box-shadow: var(--welcome-shadow);
}

.welcome-cta h2 {
    color: #fff;
}

.welcome-cta .btn-light {
    color: var(--welcome-primary-deep);
}

.welcome-contact {
    margin-top: 1.5rem;
    background: #fff;
    border: 1px solid var(--welcome-line);
    border-radius: 1.75rem;
    padding: 2.25rem 2rem 2rem;
    text-align: center;
    box-shadow: var(--welcome-shadow);
}

.welcome-contact h2 {
    font-size: 1.55rem;
}

.welcome-contact .section-lead {
    margin-left: auto;
    margin-right: auto;
}

.welcome-contact-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
}

.welcome-contact-item {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-align: left;
    padding: 0.95rem 1rem;
    border-radius: 1.1rem;
    border: 1px solid rgba(14, 154, 168, 0.18);
    background: var(--welcome-primary-soft);
    color: var(--welcome-ink);
    text-decoration: none;
}

.welcome-contact-item:hover {
    border-color: rgba(14, 154, 168, 0.4);
    color: var(--welcome-ink);
}

.welcome-contact-item i {
    flex: 0 0 auto;
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 0.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: var(--welcome-primary);
    font-size: 1.15rem;
}

.welcome-contact-item span {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.welcome-contact-item strong {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--welcome-muted);
}

.welcome-contact-item small {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--welcome-ink);
    line-height: 1.3;
}

@media (max-width: 767.98px) {
    .welcome-contact-grid {
        grid-template-columns: 1fr;
    }
}

.welcome-footer {
    border-top: 1px solid var(--welcome-line);
    padding: 1.75rem 0 2rem;
    color: var(--welcome-muted);
    font-size: 0.9rem;
}

.welcome-footer img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

.welcome-footer a {
    color: var(--welcome-primary-deep);
    font-weight: 600;
    text-decoration: none;
}

.welcome-footer a:hover {
    color: var(--welcome-primary);
}

@media (max-width: 767.98px) {
    .welcome-hero {
        padding-top: 2.5rem;
    }

    .welcome-hero-card {
        margin-top: 2rem;
    }

    .welcome-account-meta,
    .welcome-account-btn > .bi-chevron-down {
        display: none;
    }

    .welcome-account-btn {
        padding: 0.2rem;
    }
}