/* ============================================================
   DentTALKS — Onboarding Visual Section (v2)
   File: denttalks-onboarding.css
   Self-contained: includes fallback CSS variables
   ============================================================ */

/* ---------- CSS Variable fallbacks (in case denttalks.css not loaded) ---------- */
:root {
    --dt-primary: #0e415b;
    --dt-secondary: #e63027;
    --dt-teal: #0d91ae;
}

/* ---------- Section shell ---------- */
.dent-onboarding {
    padding: 4.5rem 0 5rem;
    background:
        radial-gradient(circle at 90% 5%, rgba(13, 145, 174, 0.12), transparent 28%),
        radial-gradient(circle at 5% 80%, rgba(14, 65, 91, 0.07), transparent 32%),
        linear-gradient(180deg, #ffffff 0%, #f6fcff 55%, #eaf6fb 100%);
    position: relative;
    overflow: hidden;
}

.dent-onboarding::before {
    content: "";
    position: absolute;
    inset: 0;
    opacity: 0.25;
    background-image:
        linear-gradient(rgba(14, 65, 91, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(14, 65, 91, 0.04) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(180deg, rgba(0,0,0,0.7), transparent 80%);
    pointer-events: none;
}

.dob-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

/* ---------- Section eyebrow / heading ---------- */
.dob-header {
    text-align: center;
    margin-bottom: 2rem;
}

.dob-eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    color: var(--dt-teal, #0d91ae);
    margin-bottom: 0.5rem;
}

.dob-heading {
    font-size: clamp(1.4rem, 2.8vw, 2rem);
    font-weight: 800;
    color: var(--dt-primary, #0e415b);
    margin: 0;
    line-height: 1.15;
}

.dob-heading span {
    color: var(--dt-secondary, #e63027);
}

/* ---------- Proof / stats row (4 cards) ---------- */
.dob-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.9rem;
    margin-bottom: 1.75rem;
}

.dob-stat {
    padding: 1.1rem 1rem 1rem;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(14, 65, 91, 0.1);
    box-shadow: 0 8px 24px rgba(14, 65, 91, 0.08);
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.dob-stat:hover {
    box-shadow: 0 14px 36px rgba(14, 65, 91, 0.14);
    transform: translateY(-2px);
}

.dob-stat--dark {
    background: var(--dt-primary, #0e415b);
    color: #ffffff;
    border-color: transparent;
}

.dob-stat--teal {
    background: var(--dt-teal, #0d91ae);
    color: #ffffff;
    border-color: transparent;
}

.dob-stat-label {
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--dt-teal, #0d91ae);
    display: block;
    line-height: 1;
}

.dob-stat--dark .dob-stat-label,
.dob-stat--teal .dob-stat-label {
    color: rgba(255, 255, 255, 0.72);
}

.dob-stat-value {
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.25;
    color: var(--dt-primary, #0e415b);
    display: block;
}

.dob-stat--dark .dob-stat-value,
.dob-stat--teal .dob-stat-value {
    color: #fff;
}

/* ---------- Slogan / topics panel ---------- */
.dob-slogan-wrap {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.97), rgba(239, 249, 253, 0.95)),
        linear-gradient(135deg, rgba(13, 145, 174, 0.1), transparent);
    border: 1px solid rgba(14, 65, 91, 0.11);
    border-radius: 14px;
    padding: 2rem 1.75rem 2.25rem;
    box-shadow: 0 18px 52px rgba(14, 65, 91, 0.1);
    margin-bottom: 1.75rem;
    text-align: center;
}

.dob-kicker {
    color: var(--dt-teal, #0d91ae);
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1.25rem;
    display: block;
}

.dob-topics {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.7rem;
    margin-bottom: 1.5rem;
}

.dob-topic {
    background: #fff;
    border: 1px solid rgba(14, 65, 91, 0.1);
    border-radius: 8px;
    padding: 0.85rem 0.65rem;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--dt-primary, #0e415b);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    line-height: 1.25;
    text-align: left;
    box-shadow: 0 4px 14px rgba(14, 65, 91, 0.07);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.dob-topic:hover {
    box-shadow: 0 8px 22px rgba(14, 65, 91, 0.13);
    transform: translateY(-2px);
}

.dob-topic::before {
    content: "";
    width: 8px;
    height: 8px;
    min-width: 8px;
    border-radius: 50%;
    background: var(--dt-teal, #0d91ae);
    box-shadow: 0 0 0 4px rgba(13, 145, 174, 0.13);
}

.dob-slogan {
    font-size: clamp(1rem, 2.2vw, 1.5rem);
    font-weight: 800;
    color: var(--dt-primary, #0e415b);
    line-height: 1.2;
    margin: 0;
    letter-spacing: -0.2px;
}

.dob-slogan strong {
    background: var(--dt-secondary, #e63027);
    color: #fff;
    padding: 2px 8px 4px;
    border-radius: 5px;
    white-space: nowrap;
    display: inline-block;
}

/* ---------- Chat simulation ---------- */
.dob-chat-wrap {
    max-width: 700px;
    margin: 0 auto;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(14, 65, 91, 0.12);
    box-shadow: 0 20px 56px rgba(14, 65, 91, 0.14);
}

.dob-chat-head {
    background: linear-gradient(135deg, #0a5f84, #087e9e);
    color: #fff;
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dob-chat-head-title {
    font-weight: 800;
    font-size: 1rem;
}

.dob-chat-head-status {
    font-size: 0.78rem;
    opacity: 0.78;
}

.dob-chat-body {
    background:
        linear-gradient(rgba(239, 248, 252, 0.95), rgba(239, 248, 252, 0.95)),
        repeating-linear-gradient(
            45deg,
            rgba(14, 65, 91, 0.025) 0,
            rgba(14, 65, 91, 0.025) 2px,
            transparent 2px,
            transparent 24px
        );
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.dob-msg {
    max-width: 80%;
    padding: 0.85rem 1rem 1.5rem;
    border-radius: 14px;
    position: relative;
    background: #fff;
    box-shadow: 0 4px 12px rgba(14, 65, 91, 0.07);
    font-size: 0.95rem;
    line-height: 1.45;
    color: #11242c;
}

.dob-msg.reply {
    margin-left: auto;
    background: #dff6ff;
    color: #0f2b33;
}

.dob-sender {
    display: block;
    font-size: 0.74rem;
    font-weight: 700;
    color: #0a6f91;
    margin-bottom: 0.2rem;
}

.dob-msg.reply .dob-sender {
    color: var(--dt-primary, #0e415b);
}

.dob-msg b {
    color: var(--dt-primary, #0e415b);
    font-weight: 700;
}

.dob-msg .red-text {
    color: var(--dt-secondary, #e63027);
    font-weight: 700;
}

.dob-time {
    position: absolute;
    right: 10px;
    bottom: 5px;
    font-size: 0.66rem;
    color: #7d8b8d;
    font-weight: 600;
}

/* ---------- RTL (Arabic) support ---------- */
[dir="rtl"] .dob-msg {
    direction: rtl;
    text-align: right;
}

[dir="rtl"] .dob-msg.reply {
    margin-left: 0;
    margin-right: auto;
}

[dir="rtl"] .dob-time {
    right: auto;
    left: 10px;
}

[dir="rtl"] .dob-topic {
    text-align: right;
}

[dir="rtl"] .dob-chat-head-status {
    order: -1;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS — fully reworked for all viewports
   ============================================================ */

/* ---------- Large desktop (1100px+): everything as designed ---------- */

/* ---------- Medium desktop / wide tablet (769px – 1099px) ---------- */
@media (min-width: 769px) and (max-width: 1099px) {
    .dob-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.75rem;
    }

    .dob-topics {
        /* 3 + 2 layout — still 5 tiles but comfortable */
        grid-template-columns: repeat(3, 1fr);
    }

    .dob-topic {
        font-size: 0.78rem;
        padding: 0.75rem 0.6rem;
    }

    .dob-slogan-wrap {
        padding: 1.75rem 1.5rem 2rem;
    }
}

/* ---------- Tablet (481px – 768px) ---------- */
@media (min-width: 481px) and (max-width: 768px) {
    .dent-onboarding {
        padding: 3.5rem 0 4rem;
    }

    .dob-stats {
        /* 2×2 grid — matches reference screenshot */
        grid-template-columns: 1fr 1fr;
        gap: 0.75rem;
    }

    .dob-stat-value {
        font-size: 0.9rem;
    }

    .dob-topics {
        /* 2×3 grid (2 cols, 5 items = 2.5 rows) */
        grid-template-columns: 1fr 1fr;
        gap: 0.6rem;
    }

    .dob-topic {
        font-size: 0.8rem;
        padding: 0.8rem 0.65rem;
    }

    .dob-slogan-wrap {
        padding: 1.5rem 1.25rem 1.75rem;
    }

    .dob-slogan {
        font-size: clamp(0.95rem, 2.5vw, 1.25rem);
    }

    .dob-msg {
        max-width: 88%;
        font-size: 0.9rem;
    }

    .dob-kicker {
        font-size: 0.68rem;
        letter-spacing: 1px;
    }
}

/* ---------- Mobile (≤ 480px) ---------- */
@media (max-width: 480px) {
    .dent-onboarding {
        padding: 2.75rem 0 3.25rem;
    }

    .dob-container {
        padding: 0 1rem;
    }

    .dob-header {
        margin-bottom: 1.5rem;
    }

    .dob-heading {
        font-size: 1.3rem;
    }

    .dob-stats {
        /* 2-col on small mobile — matches reference screenshot */
        grid-template-columns: 1fr 1fr;
        gap: 0.6rem;
        margin-bottom: 1.25rem;
    }

    .dob-stat {
        padding: 0.9rem 0.8rem 0.85rem;
    }

    .dob-stat-label {
        font-size: 0.62rem;
    }

    .dob-stat-value {
        font-size: 0.85rem;
    }

    .dob-slogan-wrap {
        padding: 1.25rem 1rem 1.5rem;
        border-radius: 10px;
        margin-bottom: 1.25rem;
    }

    .dob-kicker {
        font-size: 0.62rem;
        letter-spacing: 0.8px;
        margin-bottom: 1rem;
        line-height: 1.4;
    }

    .dob-topics {
        /* Single column on mobile — readable */
        grid-template-columns: 1fr;
        gap: 0.5rem;
        margin-bottom: 1.25rem;
    }

    .dob-topic {
        font-size: 0.82rem;
        padding: 0.75rem 0.85rem;
        border-radius: 7px;
    }

    .dob-slogan {
        font-size: 0.95rem;
        line-height: 1.3;
    }

    .dob-slogan strong {
        font-size: 0.9rem;
        padding: 2px 6px 3px;
    }

    .dob-chat-wrap {
        border-radius: 10px;
    }

    .dob-chat-head {
        padding: 0.75rem 1rem;
    }

    .dob-chat-head-title {
        font-size: 0.9rem;
    }

    .dob-chat-body {
        padding: 1rem;
        gap: 0.7rem;
    }

    .dob-msg {
        max-width: 92%;
        font-size: 0.85rem;
        padding: 0.75rem 0.85rem 1.4rem;
    }
}

/* ---------- Very small mobile (≤ 360px) ---------- */
@media (max-width: 360px) {
    .dob-stats {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    .dob-stat-value {
        font-size: 0.78rem;
    }

    .dob-slogan {
        font-size: 0.85rem;
    }
}