/* ==========================================================================
   Donate Page — stemforthefuture v3
   ========================================================================== */

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

.don-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);
}

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

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

.don-hero__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 75% 25%, rgba(255,92,43,0.15) 0%, transparent 50%),
        linear-gradient(135deg, rgba(27,45,79,0.93) 0%, rgba(27,45,79,0.80) 100%);
}

.don-hero__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    max-width: 720px;
}

.don-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;
}

.don-hero__sub {
    font-size: clamp(1rem, 1.8vw, 1.2rem);
    color: var(--color-text-light);
    line-height: 1.75;
    max-width: 560px;
    margin-bottom: 2.5rem;
}

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

/* ==========================================================================
   2. Impact Amount Cards
   ========================================================================== */

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

.don-amounts__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.don-amount-card {
    background: var(--color-bg);
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: 2.75rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    transition:
        box-shadow 0.3s var(--ease-spring),
        transform 0.3s var(--ease-spring),
        border-color var(--transition);
}

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

.don-amount-card__amt {
    font-family: 'Poppins', sans-serif;
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: -0.02em;
    line-height: 1;
    margin-bottom: 1.1rem;
}

.don-amount-card__desc {
    font-size: 0.97rem;
    color: var(--color-text-light);
    line-height: 1.75;
    flex: 1;
    margin-bottom: 1.75rem;
}

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

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

/* ==========================================================================
   3. Why Donate — Edge-to-edge split (image left, text right)
   ========================================================================== */

.don-why {
    background: var(--color-bg);
    overflow: hidden;
}

.don-why__inner {
    max-width: var(--container-max, 1200px);
    margin: 0 auto;
    padding: clamp(5rem, 9vw, 8rem) var(--container-pad, 2rem);
}

.don-why__img {
    position: relative;
    overflow: hidden;
}

.don-why__img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: transform 0.7s var(--ease-out);
}

.don-why__img:hover img {
    transform: scale(1.04);
}

.don-why__text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    max-width: 720px;
}

.don-why__text h2 {
    font-size: clamp(1.9rem, 3.5vw, 2.75rem);
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.025em;
    line-height: 1.08;
    margin-bottom: 1.5rem;
}

.don-why__text p {
    font-size: 1rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 1.1rem;
}

.don-why__text .btn {
    margin-top: 1.75rem;
    align-self: flex-start;
}

/* ==========================================================================
   4. Transparency — Navy stats bar
   ========================================================================== */

.don-trust {
    padding: 0;
    background: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.don-trust::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 60% 50%, rgba(255,92,43,0.1) 0%, transparent 60%);
    pointer-events: none;
}

.don-trust__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.don-trust__stat {
    padding: 4.5rem 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    border-right: 1px solid rgba(255,255,255,0.07);
    transition: background var(--transition);
}

.don-trust__stat:last-child { border-right: none; }
.don-trust__stat:hover { background: rgba(255,255,255,0.04); }

.don-trust__val {
    font-family: 'Poppins', sans-serif;
    font-size: clamp(1.6rem, 2.8vw, 2.25rem);
    font-weight: 800;
    color: var(--color-white);
    letter-spacing: -0.01em;
    line-height: 1;
}

.don-trust__lbl {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.45;
}

/* ==========================================================================
   5. Ways to Give
   ========================================================================== */

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

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

.don-give__card {
    background: var(--color-bg);
    border: 1.5px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: 2.75rem 2.25rem;
    display: flex;
    flex-direction: column;
    transition:
        box-shadow 0.3s var(--ease-spring),
        transform 0.3s var(--ease-spring),
        border-color var(--transition);
}

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

.don-give__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.6rem;
    flex-shrink: 0;
    transition: transform 0.3s var(--ease-spring);
}

.don-give__card:hover .don-give__icon { transform: scale(1.12); }

.don-give__icon--orange   { background: var(--color-orange-light); color: var(--color-accent); }
.don-give__icon--blue     { background: var(--color-blue-light);   color: var(--color-primary); }
.don-give__icon--lavender { background: var(--color-lavender);     color: #6D28D9; }

.don-give__card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.don-give__card p {
    font-size: 0.97rem;
    color: var(--color-text-light);
    line-height: 1.8;
    flex: 1;
    margin-bottom: 2rem;
}

.don-give__card .btn { align-self: flex-start; }

/* ==========================================================================
   6. CTA Banner
   ========================================================================== */

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

.don-cta__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 85% 30%, rgba(255,92,43,0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 10% 70%, rgba(255,202,58,0.08) 0%, transparent 50%);
    z-index: 0;
}

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

.don-cta__content { max-width: 560px; }

.don-cta__content 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;
}

.don-cta__content p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
}

.don-cta__btns {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    flex-shrink: 0;
}

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

@media (max-width: 1024px) {
    .don-hero { min-height: 85vh; }
    .don-amounts__grid { grid-template-columns: repeat(2, 1fr); }
    .don-why__inner { grid-template-columns: 1fr; min-height: auto; }
    .don-why__img { height: 55vw; min-height: 360px; max-height: 520px; position: relative; }
    .don-why__img img { position: absolute; }
    .don-trust__grid { grid-template-columns: repeat(2, 1fr); }
    .don-trust__stat { border-bottom: 1px solid rgba(255,255,255,0.07); }
    .don-trust__stat:nth-child(2), .don-trust__stat:nth-child(4) { border-right: none; }
    .don-give__grid { grid-template-columns: 1fr; }
    .don-cta__inner { flex-direction: column; align-items: flex-start; gap: 2rem; }
}

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

@media (max-width: 768px) {
    .don-hero { min-height: 100svh; padding: clamp(5rem, 8vw, 7rem) 0; }
    .don-hero__btns { flex-direction: column; align-items: flex-start; }
    .don-hero__btns .btn { min-width: 200px; justify-content: center; }
    .don-amounts__grid { grid-template-columns: 1fr; }
    .don-why__text { padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 5vw, 3rem); }
    .don-why__img { height: 65vw; min-height: 280px; max-height: none; }
    .don-trust__grid { grid-template-columns: 1fr 1fr; }
    .don-trust__stat { padding: 2.5rem 1.5rem; }
    .don-cta__btns { flex-direction: column; width: 100%; }
    .don-cta__btns .btn { justify-content: center; }
}

@media (max-width: 480px) {
    .don-trust__grid { grid-template-columns: 1fr; }
    .don-trust__stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.07); }
    .don-trust__stat:last-child { border-bottom: none; }
}