/* ==========================================================================
   Programs Page — stemforthefuture v3
   ========================================================================== */

/* ==========================================================================
   1. Hero — Fullscreen with background image
   ========================================================================== */

.prog-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    padding: clamp(6rem, 10vw, 10rem) 0;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 10% 85%, rgba(151, 210, 251, 0.35) 0%, transparent 55%),
        linear-gradient(135deg, var(--color-blue-light) 0%, var(--color-surface-2) 40%, var(--color-white) 75%);
    color: var(--color-text);
}

.prog-hero__bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.prog-hero__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.prog-hero__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 90% 10%, rgba(255,92,43,0.14) 0%, transparent 50%),
        linear-gradient(135deg, rgba(27,45,79,0.93) 0%, rgba(27,45,79,0.78) 100%);
}

.prog-hero__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    max-width: 740px;
}

.prog-hero h1 {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(2.75rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.prog-hero__sub {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    color: var(--color-text-light);
    line-height: 1.75;
    max-width: 540px;
    margin-bottom: 2.5rem;
}

.prog-hero__btns {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   2. Stats Bar
   ========================================================================== */

.prog-stats {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border-subtle);
}

.prog-stats__row {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.prog-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem 2.5rem;
}

.prog-stat__num {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.3rem, 2vw, 1.75rem);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.01em;
}

.prog-stat__lbl {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-top: 0.4rem;
}

.prog-stat__div {
    width: 1px;
    height: 36px;
    background: var(--color-border);
    flex-shrink: 0;
}

/* ==========================================================================
   3. Core Programs Grid
   ========================================================================== */

.prog-core {
    padding: clamp(5rem, 9vw, 9rem) 0;
    background: var(--color-surface);
}

.prog-core__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.prog-card {
    background: var(--color-bg);
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: 2.75rem;
    display: flex;
    flex-direction: column;
    transition:
        box-shadow 0.3s var(--ease-spring),
        transform 0.3s var(--ease-spring),
        border-color var(--transition);
}

.prog-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
    border-color: var(--color-primary);
}

.prog-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.4rem;
}

.prog-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.3s var(--ease-spring);
}

.prog-card:hover .prog-card__icon {
    transform: scale(1.12);
}

.prog-card__icon--blue     { background: var(--color-blue-light);  color: var(--color-primary); }
.prog-card__icon--lavender { background: var(--color-lavender);    color: #6D28D9; }

.prog-card__age {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    background: var(--color-orange-light);
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-round);
}

.prog-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.85rem;
    letter-spacing: -0.01em;
}

.prog-card > p {
    font-size: 0.97rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    flex: 1;
}

.prog-card__topics {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    margin-bottom: 1.75rem;
    border-top: 1px solid var(--color-border-subtle);
    padding-top: 1.25rem;
}

.prog-card__topics li {
    font-size: 0.9rem;
    color: var(--color-text-light);
    padding-left: 1.35rem;
    position: relative;
    line-height: 1.5;
}

.prog-card__topics li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.52em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
}

.prog-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: auto;
    transition: color var(--transition), gap var(--transition);
}

.prog-card__link:hover {
    color: var(--color-accent);
    gap: 0.65rem;
}

/* ==========================================================================
   4. Age Tracks
   ========================================================================== */

.prog-tracks {
    padding: clamp(5rem, 9vw, 9rem) 0;
    background: var(--color-bg);
}

.prog-tracks__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.prog-track {
    background: var(--color-bg);
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition:
        box-shadow 0.3s var(--ease-spring),
        transform 0.3s var(--ease-spring);
}

.prog-track:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.prog-track__stripe {
    height: 5px;
    flex-shrink: 0;
}

.prog-track__stripe--green  { background: #16A34A; }
.prog-track__stripe--blue   { background: var(--color-primary); }
.prog-track__stripe--purple { background: #7C3AED; }

.prog-track__body {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.prog-track__badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.3rem 0.85rem;
    border-radius: var(--radius-round);
    margin-bottom: 1.25rem;
    align-self: flex-start;
}

.prog-track__badge--green  { background: var(--color-green-light);  color: #15803D; }
.prog-track__badge--blue   { background: var(--color-blue-light);   color: var(--color-primary); }
.prog-track__badge--purple { background: var(--color-lavender);     color: #6D28D9; }

.prog-track__icon {
    width: 48px;
    height: 48px;
    background: var(--color-surface);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: 1.25rem;
    transition: transform 0.3s var(--ease-spring);
}

.prog-track:hover .prog-track__icon {
    transform: scale(1.1);
}

.prog-track__body h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.7rem;
    letter-spacing: -0.01em;
}

.prog-track__body > p {
    font-size: 0.94rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.prog-track__topics {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border-top: 1px solid var(--color-border-subtle);
    padding-top: 1.25rem;
    margin-top: auto;
}

.prog-track__topics li {
    font-size: 0.87rem;
    color: var(--color-text-light);
    padding-left: 1.2rem;
    position: relative;
}

.prog-track__topics li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-size: 0.75rem;
    top: 0.05em;
}

/* ==========================================================================
   5. How to Join
   ========================================================================== */

.prog-join {
    padding: clamp(5rem, 9vw, 9rem) 0;
    background: var(--color-surface);
}

.prog-join__steps {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 3rem;
}

.prog-join__step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 3rem 2rem;
    background: var(--color-bg);
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    transition:
        box-shadow 0.3s var(--ease-spring),
        transform 0.3s var(--ease-spring);
}

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

.prog-join__num {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-border);
    line-height: 1;
    margin-bottom: 1.1rem;
    letter-spacing: -0.02em;
}

.prog-join__step h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.65rem;
}

.prog-join__step p {
    font-size: 0.92rem;
    color: var(--color-text-light);
    line-height: 1.75;
}

.prog-join__arrow {
    flex-shrink: 0;
    width: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-border);
}

.prog-join__cta {
    text-align: center;
}

/* ==========================================================================
   6. FAQ for Schools
   ========================================================================== */

.prog-faq {
    padding: clamp(5rem, 9vw, 9rem) 0;
    background: var(--color-bg);
}

.prog-faq__inner {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 5rem;
    align-items: start;
}

.prog-faq__header {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    display: flex;
    flex-direction: column;
    gap: 0;
}

.prog-faq__header h2 {
    font-size: clamp(1.6rem, 2.5vw, 2.1rem);
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
    line-height: 1.15;
}

.prog-faq__header > p {
    font-size: 0.97rem;
    color: var(--color-text-light);
    line-height: 1.65;
    margin-bottom: 1.75rem;
}

/* ==========================================================================
   7. CTA Banner
   ========================================================================== */

.prog-cta {
    position: relative;
    padding: clamp(5rem, 9vw, 9rem) 0;
    background: var(--color-primary);
    overflow: hidden;
}

.prog-cta__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 80% 30%, rgba(255,92,43,0.15) 0%, transparent 55%),
        radial-gradient(ellipse at 15% 70%, rgba(255,202,58,0.08) 0%, transparent 50%);
    z-index: 0;
}

.prog-cta__inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    flex-wrap: wrap;
}

.prog-cta__text h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.025em;
    margin-bottom: 0.85rem;
    line-height: 1.12;
}

.prog-cta__text p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    max-width: 500px;
}

.prog-cta__btns {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    flex-shrink: 0;
}

/* ==========================================================================
   Responsive — Tablet ≤ 1024px
   ========================================================================== */

@media (max-width: 1024px) {
    .prog-hero {
        min-height: 85vh;
    }

    .prog-core__grid {
        grid-template-columns: 1fr;
    }

    .prog-tracks__grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .prog-track {
        flex-direction: row;
        align-items: stretch;
    }

    .prog-track__stripe {
        width: 5px;
        height: auto;
    }

    .prog-faq__inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .prog-faq__header {
        position: static;
    }

    .prog-join__steps {
        flex-direction: column;
        gap: 1rem;
    }

    .prog-join__arrow {
        transform: rotate(90deg);
        width: auto;
        height: 2.5rem;
    }

    .prog-join__step {
        width: 100%;
        flex-direction: row;
        text-align: left;
        gap: 1.5rem;
        padding: 2rem;
    }

    .prog-join__num {
        font-size: 2.25rem;
        flex-shrink: 0;
        margin-bottom: 0;
    }

    .prog-cta__inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }
}

/* ==========================================================================
   Responsive — Mobile ≤ 768px
   ========================================================================== */

@media (max-width: 768px) {
    .prog-hero {
        min-height: 100svh;
        padding: clamp(5rem, 8vw, 7rem) 0;
    }

    .prog-hero__btns {
        flex-direction: column;
        align-items: flex-start;
    }

    .prog-hero__btns .btn {
        min-width: 200px;
        justify-content: center;
    }

    .prog-stats__row {
        flex-wrap: wrap;
        justify-content: center;
    }

    .prog-stat {
        padding: 1.25rem 1.5rem;
        min-width: 45%;
    }

    .prog-stat__div {
        display: none;
    }

    .prog-card {
        padding: 2rem;
    }

    .prog-track {
        flex-direction: column;
    }

    .prog-track__stripe {
        width: 100%;
        height: 5px;
    }

    .prog-cta__btns {
        flex-direction: column;
        width: 100%;
    }

    .prog-cta__btns .btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .prog-stat {
        min-width: 100%;
    }
}