/* =========================================================
   Alfamax Case Study Page
   Brand vibe: industrial / performance / high-contrast digital
   ========================================================= */

:root {
    --am-ink: #10141B;
    --am-ink-2: #1C2430;
    --am-steel: #64748B;
    --am-orange: #F26A21;
    --am-orange-dark: #C6531A;
    --am-graphite: #555B62;
    --am-blue: #1B6BFF;
    --am-cyan: #12D6DF;
    --am-lime: #B7F13D;
    --am-soft: #F4F7FB;
    --am-card: #FFFFFF;
    --am-muted: #7A8494;
    --am-font: 'Manrope', 'Plus Jakarta Sans', 'Segoe UI', sans-serif;
    --am-display-font: 'Exo 2', 'Manrope', 'Plus Jakarta Sans', sans-serif;
}

.alfamax-hero,
.alfamax-intro,
.alfamax-feature-video,
.alfamax-social,
.alfamax-videos,
.alfamax-other-brands {
    font-family: var(--am-font);
}

/* ---------- 1. HERO ---------- */
.alfamax-hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 520px;
    overflow: hidden;
    background: var(--am-ink);
}

.alfamax-hero__video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.alfamax-hero__overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    padding-bottom: clamp(2.5rem, 7vw, 7rem);
    color: #fff;
    background:
        radial-gradient(circle at 72% 22%, rgba(242,106,33,0.20) 0%, transparent 34%),
        linear-gradient(180deg, rgba(16,20,27,0.06) 28%, rgba(16,20,27,0.74) 100%);
}

.alfamax-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 0.48rem 1rem;
    border-radius: 999px;
    border: 1px solid rgba(255,255,255,0.22);
    background: rgba(242,106,33,0.14);
    color: rgba(255,255,255,0.82);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 1.2rem;
    backdrop-filter: blur(8px);
}

.alfamax-hero__brand-card {
    width: clamp(160px, 20vw, 240px);
    min-height: clamp(82px, 10vw, 116px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px 24px;
    border-radius: 18px;
    background: rgba(255,255,255,0.92);
    box-shadow: 0 16px 42px rgba(0,0,0,0.30);
    margin-bottom: 1.3rem;
}

.alfamax-hero__logo {
    max-width: 100%;
    max-height: 64px;
    object-fit: contain;
    display: block;
}

.alfamax-hero h1 {
    color: var(--am-orange);
    font-family: var(--am-display-font);
    font-size: clamp(3.4rem, 8.5vw, 7.6rem);
    font-weight: 800;
    font-style: italic;
    line-height: 0.95;
    letter-spacing: -0.085em;
    margin: 0 0 1rem;
    text-transform: lowercase;
    text-shadow: 0 12px 32px rgba(0,0,0,0.28);
}

.alfamax-hero__subtitle {
    color: rgba(255,255,255,0.82);
    font-size: clamp(1rem, 1.6vw, 1.35rem);
    line-height: 1.65;
    max-width: 650px;
    margin: 0;
}

@media (max-width: 768px) {
    .alfamax-hero { height: 72vh; min-height: 470px; }
    .alfamax-hero__overlay { padding-bottom: 2.6rem; }
}

/* ---------- 2. INTRO ---------- */
.alfamax-intro {
    position: relative;
    background: var(--am-soft);
    color: var(--am-ink);
    padding: clamp(4rem, 7vw, 7rem) 0;
    overflow: hidden;
}

.alfamax-intro::before {
    content: '';
    position: absolute;
    top: -160px;
    right: -120px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(242,106,33,0.13), transparent 70%);
    pointer-events: none;
}

.alfamax-intro__grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr;
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
}

.alfamax-intro__text {
    max-width: 980px;
    font-size: clamp(1.1rem, 2vw, 1.65rem);
    line-height: 1.7;
    color: #293241;
    font-weight: 500;
}

.alfamax-intro__text span {
    display: inline;
    color: var(--am-orange);
    font-weight: 800;
}

.alfamax-intro__stats {
    display: grid;
    gap: 14px;
}

.alfamax-intro__stats div {
    padding: 22px 24px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid rgba(16,20,27,0.06);
    box-shadow: 0 12px 30px rgba(16,20,27,0.05);
}

.alfamax-intro__stats strong {
    display: block;
    color: var(--am-ink);
    font-size: clamp(1.45rem, 2.6vw, 2.3rem);
    font-weight: 800;
    letter-spacing: -0.05em;
    line-height: 1;
    margin-bottom: 7px;
}

.alfamax-intro__stats small {
    color: var(--am-muted);
    font-weight: 700;
}

@media (max-width: 850px) {
    .alfamax-intro__grid { grid-template-columns: 1fr; }
}

/* ---------- Section headers ---------- */
.alfamax-section-head {
    max-width: 760px;
    margin: 0 auto clamp(2rem, 4vw, 3.5rem);
    text-align: center;
}

.alfamax-section-head span {
    display: inline-flex;
    align-items: center;
    padding: 7px 13px;
    border-radius: 999px;
    background: rgba(242,106,33,0.10);
    color: var(--am-orange-dark);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.alfamax-section-head h2 {
    color: var(--am-ink);
    font-family: var(--am-display-font);
    font-size: clamp(2rem, 5vw, 4.4rem);
    font-weight: 800;
    letter-spacing: -0.065em;
    margin-bottom: 1rem;
}

.alfamax-section-head p {
    color: var(--am-muted);
    line-height: 1.75;
    margin: 0;
}

.alfamax-section-head--light span {
    background: rgba(242,106,33,0.16);
    color: #FFB085;
}

.alfamax-section-head--light h2,
.alfamax-section-head--light p {
    color: #fff;
}

.alfamax-section-head--light p {
    color: rgba(255,255,255,0.68);
}

.alfamax-social .alfamax-section-head h2,
.alfamax-videos .alfamax-section-head h2 {
    color: var(--am-orange);
    font-style: italic;
    text-transform: lowercase;
}

/* ---------- 3. FEATURE VIDEO ---------- */
.alfamax-feature-video {
    position: relative;
    background:
        radial-gradient(circle at 78% 10%, rgba(242,106,33,0.22), transparent 32%),
        linear-gradient(180deg, var(--am-ink) 0%, #0B0F16 100%);
    padding: clamp(5rem, 8vw, 9rem) 0;
    overflow: hidden;
}

.alfamax-feature-video__frame {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.12);
    box-shadow: 0 28px 80px rgba(0,0,0,0.42);
    background: #000;
}

.alfamax-feature-video__frame video {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

/* ---------- 4. SOCIAL ---------- */
.alfamax-social {
    background: #fff;
    padding: clamp(5rem, 8vw, 9rem) 0;
}

.alfamax-social-masonry {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    max-width: 1520px;
    margin: 0 auto;
    padding: 0 clamp(15px, 3vw, 30px);
}

.alfamax-social-col {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.alfamax-social-col img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    background: #F1F5F9;
    box-shadow: 0 8px 22px rgba(16,20,27,0.07);
    transition: transform .35s ease, box-shadow .35s ease;
}

.alfamax-social-col img:hover {
    transform: translateY(-7px);
    box-shadow: 0 22px 44px rgba(16,20,27,0.16);
}

@media (max-width: 600px) {
    .alfamax-social-col { min-width: 100%; }
}

/* ---------- 5. VIDEOS ---------- */
.alfamax-videos {
    position: relative;
    background:
        radial-gradient(circle at 15% 0%, rgba(242,106,33,0.16), transparent 30%),
        linear-gradient(180deg, #111827 0%, #0A0E14 100%);
    padding: clamp(5rem, 8vw, 9rem) 0;
    overflow: hidden;
}

.alfamax-video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(14px, 1.8vw, 22px);
}

.alfamax-video-card {
    width: 100%;
    aspect-ratio: 9 / 16;
    object-fit: cover;
    display: block;
    border-radius: 18px;
    background: #000;
    border: 1px solid rgba(255,255,255,0.10);
    box-shadow: 0 16px 38px rgba(0,0,0,0.34);
    transition: transform .35s ease, box-shadow .35s ease;
}

.alfamax-video-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 26px 52px rgba(0,0,0,0.48);
}

@media (max-width: 900px) {
    .alfamax-video-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 520px) {
    .alfamax-video-grid { grid-template-columns: 1fr; }
}

/* ---------- 6. OTHER BRANDS ---------- */
.alfamax-other-brands {
    background: #fff;
    padding: clamp(5rem, 8vw, 10rem) 0;
}

.alfamax-other-title {
    color: var(--am-ink);
    font-family: var(--am-display-font);
    font-weight: 800;
    font-size: clamp(2rem, 4vw, 3.4rem);
    letter-spacing: -0.055em;
    margin-bottom: 1rem;
}

.alfamax-other-card {
    min-height: clamp(170px, 24vw, 260px);
    border-radius: 18px;
    background: var(--am-soft);
    border: 1px solid rgba(16,20,27,0.06);
    color: var(--am-ink);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-weight: 800;
    letter-spacing: 0.12em;
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease, color .3s ease;
}

.alfamax-other-card:hover {
    transform: translateY(-7px);
    color: var(--am-orange-dark);
    border-color: rgba(242,106,33,0.24);
    box-shadow: 0 18px 42px rgba(16,20,27,0.08);
}

.alfamax-back {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 1.9rem;
    border-radius: 999px;
    background: var(--am-ink);
    color: #fff;
    text-decoration: none;
    font-weight: 800;
    transition: transform .25s ease, background .25s ease, color .25s ease;
}

.alfamax-back:hover {
    background: var(--am-orange);
    color: #fff;
    transform: translateY(-2px);
}

@media (prefers-reduced-motion: reduce) {
    .alfamax-social-col img,
    .alfamax-video-card,
    .alfamax-other-card { transition: none !important; }
}