/* ==========================================================
   IRON CODING — App Landing Page Styles
   Loaded *after* styles.css. Reuses its design tokens,
   header/nav, buttons and footer; adds the app-page system.
   Each page sets --app-accent / --app-accent-2 on <body>.
   ========================================================== */

:root {
    --app-accent: #6366f1;
    --app-accent-2: #8b5cf6;
    --app-tint-04: rgba(99, 102, 241, 0.04);
    --app-tint-08: rgba(99, 102, 241, 0.08);
    --app-tint-16: rgba(99, 102, 241, 0.16);
    --app-tint-30: rgba(99, 102, 241, 0.30);
}

body.app-page {
    background:
        radial-gradient(1200px 600px at 80% -5%, var(--app-tint-08), transparent 65%),
        var(--bg-primary);
}

.app-page .gradient-text,
.app-page .logo__highlight {
    background: linear-gradient(135deg, var(--app-accent), var(--app-accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-page .section__tag {
    color: var(--app-accent);
    background: var(--app-tint-08);
    border-color: var(--app-tint-16);
}

/* ---------- Accent-aware buttons ---------- */
.app-page .btn--primary {
    background: linear-gradient(135deg, var(--app-accent), var(--app-accent-2));
    box-shadow: 0 4px 20px var(--app-tint-30);
}

.app-page .btn--primary:hover {
    box-shadow: 0 10px 34px var(--app-tint-30);
}

.app-page .btn--outline:hover {
    border-color: var(--app-accent);
    color: var(--app-accent);
    background: var(--app-tint-04);
}

/* ---------- Google Play CTA ---------- */
.btn-play {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 12px 26px 12px 22px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--app-accent), var(--app-accent-2));
    color: #fff;
    box-shadow: 0 6px 24px var(--app-tint-30);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-play::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, 0.22) 48%, transparent 62%);
    transform: translateX(-120%);
    transition: transform 0.7s ease;
}

.btn-play:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 40px var(--app-tint-30);
}

.btn-play:hover::after {
    transform: translateX(120%);
}

.btn-play:active {
    transform: translateY(-1px);
}

.btn-play svg {
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.btn-play__text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
    text-align: left;
    position: relative;
    z-index: 1;
}

.btn-play__text small {
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    opacity: 0.82;
}

.btn-play__text strong {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.btn-play--outline {
    background: transparent;
    border: 1px solid var(--border-hover);
    color: var(--text-primary);
    box-shadow: none;
}

.btn-play--outline:hover {
    border-color: var(--app-accent);
    background: var(--app-tint-04);
    box-shadow: none;
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
    padding-top: calc(var(--header-height) + 28px);
}

.breadcrumb__list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    list-style: none;
    font-size: 0.82rem;
    color: var(--text-muted);
}

.breadcrumb__list a {
    color: var(--text-secondary);
}

.breadcrumb__list a:hover {
    color: var(--app-accent);
}

.breadcrumb__sep {
    opacity: 0.5;
}

.breadcrumb__list [aria-current="page"] {
    color: var(--text-primary);
}

/* ---------- App hero ---------- */
.app-hero {
    position: relative;
    padding: 40px 0 96px;
    overflow: hidden;
}

.app-hero__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.app-hero__glow {
    position: absolute;
    width: 620px;
    height: 620px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.5;
    background: var(--app-tint-30);
    top: -280px;
    right: -160px;
}

.app-hero__glow--2 {
    width: 420px;
    height: 420px;
    top: auto;
    right: auto;
    bottom: -260px;
    left: -140px;
    opacity: 0.35;
}

.app-hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black, transparent 75%);
}

.app-hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 64px;
    align-items: center;
}

.app-hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 16px;
    border-radius: var(--radius-full);
    background: var(--app-tint-08);
    border: 1px solid var(--app-tint-16);
    color: var(--app-accent);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1.4px;
    text-transform: uppercase;
    margin-bottom: 22px;
}

.app-hero__eyebrow svg {
    width: 15px;
    height: 15px;
}

.app-hero__title {
    font-size: clamp(2.2rem, 4.6vw, 3.5rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
}

.app-hero__tagline {
    font-size: 1.12rem;
    line-height: 1.75;
    color: var(--text-secondary);
    max-width: 560px;
    margin-bottom: 26px;
}

.app-hero__tagline strong {
    color: var(--text-primary);
    font-weight: 600;
}

.app-hero__chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 14px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: var(--bg-card);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.chip svg {
    width: 14px;
    height: 14px;
    color: var(--app-accent);
    flex-shrink: 0;
}

.chip:hover {
    border-color: var(--app-tint-16);
    background: var(--app-tint-04);
    color: var(--text-primary);
}

.app-hero__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    margin-bottom: 26px;
}

.app-hero__facts {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 22px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.app-hero__fact {
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.app-hero__fact svg {
    width: 15px;
    height: 15px;
    color: #10b981;
}

/* Hero visual */
.app-hero__visual {
    position: relative;
}

.app-shot {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--border-hover);
    background: var(--bg-secondary);
    box-shadow: var(--shadow-lg), 0 0 60px var(--app-tint-16);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.app-shot::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 62%, rgba(10, 10, 15, 0.35));
    pointer-events: none;
}

.app-shot:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg), 0 0 90px var(--app-tint-30);
}

.app-shot img {
    width: 100%;
    height: auto;
    display: block;
}

.app-hero__float {
    position: absolute;
    bottom: -22px;
    left: -18px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    background: rgba(17, 17, 24, 0.92);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid var(--border-hover);
    box-shadow: var(--shadow-md);
}

.app-hero__float-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: var(--app-tint-16);
    color: var(--app-accent);
    flex-shrink: 0;
}

.app-hero__float-icon svg {
    width: 20px;
    height: 20px;
}

.app-hero__float strong {
    display: block;
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.3;
}

.app-hero__float span {
    font-size: 0.76rem;
    color: var(--text-muted);
}

/* ---------- Benefit strip ---------- */
.benefits {
    padding: 56px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.benefit {
    padding: 26px 22px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: all var(--transition-base);
}

.benefit:hover {
    transform: translateY(-4px);
    border-color: var(--app-tint-16);
    background: var(--bg-card-hover);
    box-shadow: var(--shadow-md);
}

.benefit__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: var(--radius-md);
    background: var(--app-tint-08);
    color: var(--app-accent);
    margin-bottom: 14px;
}

.benefit__icon svg {
    width: 24px;
    height: 24px;
}

.benefit h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.benefit p {
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ---------- Feature blocks ---------- */
.app-features {
    padding: 104px 0;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.feature-block {
    padding: 32px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: all var(--transition-base);
}

.feature-block:hover {
    border-color: var(--app-tint-16);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-block--wide {
    grid-column: 1 / -1;
}

.feature-block__head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 8px;
}

.feature-block__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--app-tint-16), transparent);
    border: 1px solid var(--app-tint-16);
    color: var(--app-accent);
    flex-shrink: 0;
}

.feature-block__icon svg {
    width: 24px;
    height: 24px;
}

.feature-block h3 {
    font-size: 1.18rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.feature-block__lead {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 18px;
}

.feature-list {
    display: grid;
    gap: 10px;
}

.feature-block--wide .feature-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px 28px;
}

.feature-list li {
    position: relative;
    padding-left: 26px;
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.5em;
    width: 12px;
    height: 7px;
    border-left: 2px solid var(--app-accent);
    border-bottom: 2px solid var(--app-accent);
    transform: rotate(-45deg);
}

.feature-list strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ---------- How it works ---------- */
.app-how {
    padding: 104px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    counter-reset: step;
}

.step {
    position: relative;
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: all var(--transition-base);
}

.step:hover {
    border-color: var(--app-tint-16);
    transform: translateY(-4px);
}

.step::before {
    counter-increment: step;
    content: counter(step, decimal-leading-zero);
    display: block;
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(135deg, var(--app-accent), var(--app-accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 14px;
}

.step h3 {
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step p {
    font-size: 0.89rem;
    line-height: 1.65;
    color: var(--text-secondary);
}

/* ---------- Trust / privacy band ---------- */
.app-trust {
    padding: 104px 0;
}

.trust__card {
    position: relative;
    overflow: hidden;
    padding: 56px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--app-tint-16);
    background:
        radial-gradient(700px 320px at 12% 0%, var(--app-tint-08), transparent 70%),
        var(--bg-card);
}

.trust__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.trust__title {
    font-size: clamp(1.7rem, 3vw, 2.3rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.trust__text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.trust__text + .trust__text {
    margin-top: 14px;
}

.trust__points {
    display: grid;
    gap: 14px;
}

.trust__point {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.02);
}

.trust__point svg {
    width: 20px;
    height: 20px;
    color: #10b981;
    flex-shrink: 0;
    margin-top: 2px;
}

.trust__point strong {
    display: block;
    font-size: 0.94rem;
    font-weight: 600;
    margin-bottom: 3px;
}

.trust__point span {
    font-size: 0.86rem;
    line-height: 1.55;
    color: var(--text-secondary);
}

/* ---------- Languages ---------- */
.langs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 8px;
}

.lang-pill {
    padding: 9px 20px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: var(--bg-card);
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.lang-pill:hover {
    border-color: var(--app-tint-16);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* ---------- FAQ ---------- */
.app-faq {
    padding: 104px 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.faq {
    max-width: 820px;
    margin: 0 auto;
    display: grid;
    gap: 12px;
}

.faq__item {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-card);
    overflow: hidden;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.faq__item:hover {
    border-color: var(--border-hover);
}

.faq__item.open {
    border-color: var(--app-tint-16);
    background: var(--app-tint-04);
}

.faq__q {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 20px 24px;
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

.faq__q:hover {
    color: var(--app-accent);
}

.faq__q svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: var(--app-accent);
    transition: transform var(--transition-base);
}

.faq__item.open .faq__q svg {
    transform: rotate(45deg);
}

.faq__a {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows var(--transition-base);
}

.faq__item.open .faq__a {
    grid-template-rows: 1fr;
}

.faq__a > div {
    overflow: hidden;
}

.faq__a p {
    padding: 0 24px 22px;
    font-size: 0.94rem;
    line-height: 1.75;
    color: var(--text-secondary);
}

/* ---------- Final CTA ---------- */
.app-cta {
    padding: 104px 0;
}

.cta-band {
    position: relative;
    overflow: hidden;
    padding: 72px 48px;
    border-radius: var(--radius-xl);
    text-align: center;
    border: 1px solid var(--app-tint-16);
    background:
        radial-gradient(600px 300px at 50% 0%, var(--app-tint-16), transparent 70%),
        var(--bg-secondary);
}

.cta-band__pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, black, transparent 72%);
    -webkit-mask-image: radial-gradient(ellipse at center, black, transparent 72%);
    pointer-events: none;
}

.cta-band > *:not(.cta-band__pattern) {
    position: relative;
    z-index: 1;
}

.cta-band h2 {
    font-size: clamp(1.8rem, 3.4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 14px;
}

.cta-band p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 32px;
}

.cta-band__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
}

/* ---------- Related apps ---------- */
.app-related {
    padding: 0 0 104px;
}

.related__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.related__card {
    display: block;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    background: var(--bg-card);
    overflow: hidden;
    transition: all var(--transition-base);
}

.related__card:hover {
    transform: translateY(-5px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}

.related__media {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--bg-secondary);
}

.related__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.related__card:hover .related__media img {
    transform: scale(1.06);
}

.related__body {
    padding: 18px 20px 22px;
}

.related__body h3 {
    font-size: 0.98rem;
    font-weight: 700;
    margin-bottom: 5px;
}

.related__body p {
    font-size: 0.84rem;
    line-height: 1.55;
    color: var(--text-secondary);
}

/* ---------- Sticky mobile install bar ---------- */
.sticky-install {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 998;
    display: none;
    align-items: center;
    gap: 14px;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: rgba(10, 10, 15, 0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-top: 1px solid var(--border);
    transform: translateY(110%);
    transition: transform var(--transition-base);
}

.sticky-install.visible {
    transform: translateY(0);
}

.sticky-install__info {
    flex: 1;
    min-width: 0;
}

.sticky-install__info strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sticky-install__info span {
    font-size: 0.76rem;
    color: var(--text-muted);
}

.sticky-install .btn-play {
    padding: 10px 18px;
    gap: 10px;
}

.sticky-install .btn-play__text strong {
    font-size: 0.95rem;
}

.sticky-install .btn-play__text small {
    font-size: 0.6rem;
}

/* ==========================================================
   Responsive
   ========================================================== */

@media (max-width: 1024px) {
    .app-hero__inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .app-hero__tagline {
        max-width: none;
    }

    .benefits__grid,
    .steps,
    .related__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .trust__grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .trust__card {
        padding: 40px;
    }
}

@media (max-width: 768px) {
    .app-hero {
        padding: 24px 0 72px;
    }

    .app-features,
    .app-how,
    .app-trust,
    .app-faq,
    .app-cta {
        padding: 72px 0;
    }

    .app-related {
        padding: 0 0 72px;
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .feature-block--wide .feature-list {
        grid-template-columns: 1fr;
    }

    .feature-block {
        padding: 26px 22px;
    }

    .app-hero__float {
        left: 50%;
        transform: translateX(-50%);
        bottom: -20px;
        white-space: nowrap;
    }

    .cta-band {
        padding: 48px 24px;
    }

    .trust__card {
        padding: 28px 22px;
    }

    .sticky-install {
        display: flex;
    }

    /* keep the sticky bar from covering the footer text */
    .footer {
        padding-bottom: 96px;
    }

    .back-to-top {
        bottom: 92px;
    }
}

@media (max-width: 560px) {
    .benefits__grid,
    .steps,
    .related__grid {
        grid-template-columns: 1fr;
    }

    .app-hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .app-hero__actions .btn-play,
    .app-hero__actions .btn {
        width: 100%;
        justify-content: center;
    }

    .cta-band__actions .btn-play,
    .cta-band__actions .btn {
        width: 100%;
        justify-content: center;
    }

    .sticky-install__info {
        display: none;
    }

    .sticky-install .btn-play {
        width: 100%;
        justify-content: center;
    }
}

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
    [data-animate] {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    .btn-play::after {
        display: none;
    }

    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        transition-duration: 0.001ms !important;
    }
}
