/* =========================================================
   EXPERIENCE & EDUCATION PAGE
   ========================================================= */

.exp-page {
    position: relative;
    padding-top: var(--nav-h);
}

/* =========================================================
   HERO
   ========================================================= */
.exp-hero {
    padding: 60px 0 100px;
}

.exp-hero__inner {
    max-width: 900px;
}

.exp-hero__title {
    font-size: clamp(2rem, 5.5vw, 4rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin: 22px 0 26px;
}

.exp-hero__title em {
    font-style: normal;
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.exp-hero__desc {
    font-size: 1.08rem;
    color: var(--text-1);
    line-height: 1.75;
    max-width: 620px;
    margin-bottom: 40px;
}

.exp-hero__stats {
    display: flex;
    align-items: center;
    gap: 28px;
    flex-wrap: wrap;
}

.exp-hero__stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.exp-hero__stat-num {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.exp-hero__stat-label {
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-3);
}

.exp-hero__stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-2);
}

/* =========================================================
   TIMELINE SECTION
   ========================================================= */
.exp-timeline {
    padding: 80px 0 60px;
    border-top: 1px solid var(--border-1);
}

.exp-timeline--edu {
    padding-top: 100px;
}

/* ---------- TIMELINE ---------- */
.timeline {
    position: relative;
    padding-left: 60px;
    display: flex;
    flex-direction: column;
    gap: 40px;
}

/* Vertical line */
.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 22px;
    width: 2px;
    background: linear-gradient(180deg,
        transparent 0%,
        var(--border-accent) 8%,
        var(--border-accent) 92%,
        transparent 100%);
}

.timeline-item {
    position: relative;
}

.timeline-item__marker {
    position: absolute;
    top: 30px;
    left: -60px;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--bg-1);
    border: 2px solid var(--border-accent);
    display: grid;
    place-items: center;
    color: var(--accent);
    font-size: 0.95rem;
    z-index: 2;
    box-shadow: 0 0 0 6px var(--bg-0), 0 0 24px rgba(0, 229, 255, 0.3);
    transition: transform var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease);
}

.timeline-item:hover .timeline-item__marker {
    transform: scale(1.1);
    box-shadow: 0 0 0 6px var(--bg-0), 0 0 32px rgba(0, 229, 255, 0.5);
}

/* Card */
.timeline-item__card {
    position: relative;
    padding: 34px 34px 30px;
    background: var(--glass-bg);
    border: 1px solid var(--border-1);
    border-radius: var(--r-lg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: transform var(--dur-2) var(--ease),
                border-color var(--dur-2) var(--ease),
                box-shadow var(--dur-2) var(--ease);
    overflow: hidden;
}

.timeline-item__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--grad-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--dur-3) var(--ease);
}

.timeline-item:hover .timeline-item__card::before {
    transform: scaleY(1);
}

.timeline-item:hover .timeline-item__card {
    transform: translateX(6px);
    border-color: var(--border-accent);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 229, 255, 0.1);
}

/* Head */
.timeline-item__head {
    margin-bottom: 20px;
}

.timeline-item__tagline {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.timeline-item__badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    background: var(--accent-soft);
    border: 1px solid var(--border-accent);
    border-radius: var(--r-full);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

.timeline-item__badge--live {
    background: rgba(34, 224, 122, 0.12);
    border-color: rgba(34, 224, 122, 0.4);
    color: var(--green);
    gap: 8px;
}

.timeline-item__badge--live::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 8px var(--green);
    animation: dotPulse 2s ease-in-out infinite;
}

.timeline-item__period {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    color: var(--text-3);
}

.timeline-item__title {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-0);
    margin-bottom: 8px;
    line-height: 1.3;
}

.timeline-item__org {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
}

.timeline-item__org i {
    font-size: 0.82rem;
}

.timeline-item__desc {
    font-size: 0.96rem;
    color: var(--text-1);
    line-height: 1.75;
    margin-bottom: 22px;
}

.timeline-item__sublabel {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-bottom: 12px;
}

.timeline-item__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px 24px;
    margin-bottom: 22px;
}

.timeline-item__list li {
    position: relative;
    padding-left: 22px;
    font-size: 0.9rem;
    color: var(--text-1);
    line-height: 1.55;
}

.timeline-item__list li::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
}

.timeline-item__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-item__tags span {
    padding: 5px 12px;
    background: var(--surface-2);
    border: 1px solid var(--border-1);
    border-radius: var(--r-full);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    color: var(--text-1);
    transition: color var(--dur-1) var(--ease),
                border-color var(--dur-1) var(--ease),
                background var(--dur-1) var(--ease);
}

.timeline-item:hover .timeline-item__tags span {
    border-color: var(--border-accent);
    color: var(--accent);
    background: var(--accent-soft);
}

/* Current / active item */
.timeline-item--current .timeline-item__marker {
    background: var(--grad-accent);
    color: #05060a;
    border-color: var(--accent);
    animation: markerPulse 3s ease-in-out infinite;
}

@keyframes markerPulse {
    0%, 100% { box-shadow: 0 0 0 6px var(--bg-0), 0 0 24px rgba(0, 229, 255, 0.4); }
    50% { box-shadow: 0 0 0 6px var(--bg-0), 0 0 40px rgba(0, 229, 255, 0.7); }
}

.timeline-item--current .timeline-item__card {
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.05), rgba(168, 85, 247, 0.05));
    border-color: var(--border-accent);
}

/* =========================================================
   CTA
   ========================================================= */
.exp-cta {
    padding: 100px 0 40px;
}

.exp-cta__inner {
    position: relative;
    padding: 70px 50px;
    border-radius: var(--r-xl);
    background: linear-gradient(135deg, rgba(0, 229, 255, 0.08), rgba(168, 85, 247, 0.08));
    border: 1px solid var(--border-1);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    text-align: center;
    overflow: hidden;
}

.exp-cta__inner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 229, 255, 0.15), transparent 70%);
    pointer-events: none;
}

.exp-cta__title {
    position: relative;
    z-index: 1;
    font-size: clamp(1.6rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.exp-cta__title em {
    font-style: normal;
    background: var(--grad-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.exp-cta__desc {
    position: relative;
    z-index: 1;
    color: var(--text-1);
    font-size: 1rem;
    margin-bottom: 32px;
    max-width: 480px;
    margin-inline: auto;
}

.exp-cta__actions {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

/* =========================================================
   LIGHT THEME
   ========================================================= */
[data-theme="light"] .timeline-item__card {
    background: rgba(255, 255, 255, 0.7);
}

[data-theme="light"] .timeline-item__marker {
    background: #ffffff;
}

[data-theme="light"] .timeline-item--current .timeline-item__marker {
    background: var(--grad-accent);
}

[data-theme="light"] .timeline-item--current .timeline-item__card {
    background: linear-gradient(135deg, rgba(0, 119, 255, 0.06), rgba(124, 58, 237, 0.06));
}

[data-theme="light"] .exp-cta__inner {
    background: linear-gradient(135deg, rgba(0, 119, 255, 0.06), rgba(124, 58, 237, 0.06));
}

/* =========================================================
   RTL (Arabic)
   ========================================================= */
[dir="rtl"] .timeline {
    padding-left: 0;
    padding-right: 60px;
}

[dir="rtl"] .timeline::before {
    left: auto;
    right: 22px;
}

[dir="rtl"] .timeline-item__marker {
    left: auto;
    right: -60px;
}

[dir="rtl"] .timeline-item__card::before {
    left: auto;
    right: 0;
    transform-origin: top;
}

[dir="rtl"] .timeline-item:hover .timeline-item__card {
    transform: translateX(-6px);
}

[dir="rtl"] .timeline-item__list li {
    padding-left: 0;
    padding-right: 22px;
}

[dir="rtl"] .timeline-item__list li::before {
    left: auto;
    right: 0;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
    .exp-hero__title {
        font-size: clamp(1.8rem, 6vw, 3rem);
    }
}

@media (max-width: 768px) {
    .exp-hero {
        padding: 40px 0 60px;
    }

    .exp-hero__stats {
        gap: 18px;
    }

    .exp-hero__stat-divider {
        height: 32px;
    }

    .exp-timeline,
    .exp-timeline--edu {
        padding: 60px 0;
    }

    .timeline {
        padding-left: 42px;
        gap: 28px;
    }

    .timeline::before {
        left: 16px;
    }

    .timeline-item__marker {
        left: -50px;
        top: 24px;
        width: 38px;
        height: 38px;
        font-size: 0.82rem;
    }

    .timeline-item__card {
        padding: 26px 22px 24px;
    }

    .timeline-item__title {
        font-size: 1.15rem;
    }

    .timeline-item__list {
        grid-template-columns: 1fr;
    }

    .exp-cta {
        padding: 60px 0 20px;
    }

    .exp-cta__inner {
        padding: 50px 30px;
    }

    .exp-cta__actions .btn {
        flex: 1 1 100%;
        justify-content: center;
    }

    /* RTL mobile */
    [dir="rtl"] .timeline {
        padding-left: 0;
        padding-right: 42px;
    }

    [dir="rtl"] .timeline::before {
        right: 16px;
    }

    [dir="rtl"] .timeline-item__marker {
        right: -50px;
    }
}

@media (max-width: 480px) {
    .exp-hero__stats {
        flex-direction: column;
        align-items: flex-start;
        gap: 14px;
    }

    .exp-hero__stat-divider {
        display: none;
    }

    .timeline {
        padding-left: 34px;
        gap: 24px;
    }

    .timeline::before {
        left: 12px;
    }

    .timeline-item__marker {
        left: -42px;
        width: 32px;
        height: 32px;
        font-size: 0.72rem;
    }

    .timeline-item__card {
        padding: 22px 18px 20px;
    }

    .timeline-item__title {
        font-size: 1.05rem;
    }

    .timeline-item__tagline {
        gap: 8px;
    }

    .timeline-item__badge,
    .timeline-item__period {
        font-size: 0.62rem;
    }

    .exp-cta__inner {
        padding: 40px 22px;
    }

    [dir="rtl"] .timeline {
        padding-left: 0;
        padding-right: 34px;
    }

    [dir="rtl"] .timeline::before {
        right: 12px;
    }

    [dir="rtl"] .timeline-item__marker {
        right: -42px;
    }
}