/* ═══════════════════════════════════════════════════════════════════════════
   SyncFlow Landing Page — style.css
   Mobile-first responsive design  |  Breakpoints: 768px / 1200px
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Reset & Base ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --gold:    #ffc20e;
    --gold-dk: #d4a00a;
    --gold-lt: #ffe278;
    --dark:    #0a0a0f;
    --dark2:   #111118;
    --dark3:   #1a1a24;
    --card:    #16161f;
    --border:  #2a2a38;
    --text:    #c8c8d4;
    --white:   #f0f0f5;
    --radius:  16px;
    --radius-sm: 10px;
    --muted:     #888;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

a { color: var(--gold); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-lt); }

img { max-width: 100%; height: auto; display: block; }

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ── Typography ─────────────────────────────────────────────────────────── */
h1, h2, h3, h4 { color: var(--white); line-height: 1.15; font-weight: 700; }

h1 { font-size: clamp(2.2rem, 6vw, 4rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 4vw, 2.8rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--gold);
    margin-bottom: 12px;
}

.section-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text);
    max-width: 640px;
    margin: 16px auto 0;
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 1rem;
    border: none;
    border-radius: 50px;
    padding: 14px 32px;
    cursor: pointer;
    transition: all .25s ease;
    text-decoration: none;
}

.btn-primary {
    background: var(--gold);
    color: #0a0a0f;
    box-shadow: 0 0 0 0 rgba(255,194,14,.4);
}
.btn-primary:hover {
    background: var(--gold-lt);
    color: #0a0a0f;
    box-shadow: 0 0 40px 4px rgba(255,194,14,.25);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 1.5px solid var(--border);
}
.btn-outline:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

/* ── Navigation ─────────────────────────────────────────────────────────── */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: background .3s, backdrop-filter .3s, box-shadow .3s;
}
.nav.scrolled {
    background: rgba(10,10,15,.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--border);
}

.nav .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.02em;
}
.nav-logo span { color: var(--gold); }

.nav-links {
    display: none;
    list-style: none;
    gap: 32px;
    align-items: center;
}
.nav-links a {
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color .2s;
}
.nav-links a:hover { color: var(--white); }

.nav-actions {
    display: none;
    align-items: center;
    gap: 12px;
}

/* Language switcher */
.lang-switch { position: relative; }
.lang-switch-btn {
    background: none;
    border: 1px solid rgba(255,255,255,.18);
    color: inherit;
    padding: 5px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: .82rem;
    font-family: inherit;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: border-color .2s, background .2s;
}
.lang-switch-btn:hover {
    border-color: rgba(255,255,255,.4);
    background: rgba(255,255,255,.06);
}
.lang-switch-btn svg { width: 12px; height: 12px; fill: currentColor; opacity: .6; transition: transform .2s; }
.lang-switch.open .lang-switch-btn svg { transform: rotate(180deg); }
.lang-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: #1a1a2e;
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 8px;
    min-width: 160px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,.35);
    z-index: 200;
}
.lang-switch.open .lang-dropdown { display: block; }
.lang-dropdown a {
    display: block;
    padding: 9px 16px;
    color: #aab;
    text-decoration: none;
    font-size: .84rem;
    transition: background .15s, color .15s;
}
.lang-dropdown a:hover { background: rgba(255,255,255,.07); color: #fff; }
.lang-dropdown a.active { color: var(--gold); font-weight: 600; }

/* Nav login link */
.nav-login {
    color: rgba(255,255,255,.7);
    text-decoration: none;
    font-size: .9rem;
    font-weight: 500;
    transition: color .2s;
}
.nav-login:hover { color: #fff; }

/* Mobile language links */
.mobile-lang {
    display: flex;
    gap: 8px;
    padding: 12px 0 0;
    margin-top: 12px;
    border-top: 1px solid rgba(255,255,255,.1);
    flex-wrap: wrap;
    justify-content: center;
}
.mobile-lang a {
    color: rgba(255,255,255,.6);
    text-decoration: none;
    font-size: .82rem;
    padding: 4px 10px;
    border-radius: 4px;
    transition: color .15s, background .15s;
}
.mobile-lang a:hover,
.mobile-lang a.active { color: var(--gold); background: rgba(255,255,255,.06); }

/* Hamburger */
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}
.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all .3s ease;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu overlay */
.mobile-menu {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(10,10,15,.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .35s ease;
}
.mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}
.mobile-menu a {
    color: var(--white);
    font-size: 1.6rem;
    font-weight: 600;
    transition: color .2s;
}
.mobile-menu a:hover { color: var(--gold); }

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: .15;
    pointer-events: none;
}
.hero-glow--1 { top: -200px; right: -200px; background: var(--gold); }
.hero-glow--2 { bottom: -150px; left: -150px; background: #6366f1; opacity: .1; }

.hero-content { position: relative; z-index: 1; }

.hero h1 { margin-bottom: 20px; }
.hero h1 .highlight {
    background: linear-gradient(135deg, var(--gold), var(--gold-lt));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: clamp(1.05rem, 2.2vw, 1.25rem);
    color: var(--text);
    max-width: 560px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-image {
    margin-top: 48px;
    position: relative;
    z-index: 1;
}

.hero-shot {
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: 0 24px 80px rgba(0,0,0,.5), 0 0 60px rgba(255,194,14,.06);
    aspect-ratio: 16/9;
}
.hero-shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ── Floating badge (social proof) ──────────────────────────────────────── */
.badge-float {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--dark3);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text);
    margin-bottom: 24px;
}
.badge-float .dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #22c55e;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34,197,94,.5); }
    50%      { opacity: .7; box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

/* ── Trusted By / Logos strip ───────────────────────────────────────────── */
.trusted {
    padding: 56px 0;
    text-align: center;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--dark2);
}
.trusted p {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: #555;
    margin-bottom: 32px;
    font-weight: 500;
}
.trusted-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 28px 52px;
}
.trusted-logos .logo-ph {
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.trusted-logos .logo-ph img {
    height: 100%;
    width: auto;
    object-fit: contain;
    filter: grayscale(1) brightness(.7);
    opacity: .5;
    transition: filter .3s, opacity .3s;
}
.trusted-logos .logo-ph img:hover {
    filter: grayscale(0) brightness(1);
    opacity: 1;
}

/* ── Features ───────────────────────────────────────────────────────────── */
.features {
    padding: 100px 0;
}

.features-header {
    text-align: center;
    margin-bottom: 64px;
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.feature-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: all .3s ease;
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    opacity: 0;
    transition: opacity .3s;
}
.feature-card:hover {
    border-color: #3a3a4a;
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0,0,0,.3);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255,194,14,.12), rgba(255,194,14,.04));
    border: 1px solid rgba(255,194,14,.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: box-shadow .3s, background .3s;
}
.feature-icon img {
    width: 26px;
    height: 26px;
    filter: brightness(0) invert(1);
    opacity: .85;
    transition: opacity .3s, filter .3s;
}
.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, rgba(255,194,14,.22), rgba(255,194,14,.1));
    box-shadow: 0 0 24px rgba(255,194,14,.12);
}
.feature-card:hover .feature-icon img {
    opacity: 1;
    filter: brightness(0) invert(88%) sepia(60%) saturate(600%) hue-rotate(1deg) brightness(104%);
}

.feature-card h3 { margin-bottom: 10px; }
.feature-card p { font-size: 0.95rem; color: var(--text); line-height: 1.65; }

/* ── Showcase (big image + text side-by-side) ──────────────────────────── */
.showcase {
    padding: 100px 0;
}

.showcase-block {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 80px;
}
.showcase-block:last-child { margin-bottom: 0; }

.showcase-text .section-label { margin-bottom: 12px; }
.showcase-text h2 { margin-bottom: 16px; }
.showcase-text p { font-size: 1.05rem; line-height: 1.7; margin-bottom: 20px; }

.showcase-text ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.showcase-text li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
}
.showcase-text li::before {
    content: '';
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    margin-top: 2px;
    border-radius: 50%;
    background: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%230a0a0f' viewBox='0 0 16 16'%3E%3Cpath d='M13.485 3.485a.75.75 0 0 1 0 1.06l-7.07 7.07a.75.75 0 0 1-1.061 0l-3.535-3.535a.75.75 0 1 1 1.06-1.06l3.006 3.005 6.54-6.54a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 12px;
}

.showcase-shot {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(0,0,0,.4);
    aspect-ratio: 4/3;
}
.showcase-shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ── How It Works ───────────────────────────────────────────────────────── */
.how-it-works {
    padding: 100px 0;
    background: var(--dark2);
}

.how-header {
    text-align: center;
    margin-bottom: 64px;
}

.steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    counter-reset: step;
}

.step {
    position: relative;
    text-align: center;
    padding: 36px 28px;
}
.step::before {
    counter-increment: step;
    content: counter(step);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold), var(--gold-dk));
    color: var(--dark);
    font-size: 1.3rem;
    font-weight: 800;
    margin: 0 auto 20px;
    box-shadow: 0 0 30px rgba(255,194,14,.2);
}

.step h3 { margin-bottom: 10px; }
.step p { font-size: 0.95rem; max-width: 320px; margin: 0 auto; }

/* ── Pricing ────────────────────────────────────────────────────────────── */
.pricing {
    padding: 100px 0;
}

.pricing-header {
    text-align: center;
    margin-bottom: 64px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 800px;
    margin: 0 auto;
}

.price-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 40px 32px;
    position: relative;
    transition: transform .3s, box-shadow .3s;
    display: flex;
    flex-direction: column;
}
.price-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.price-card.featured {
    border-color: var(--gold);
    background: linear-gradient(170deg, #1c1a10 0%, var(--card) 40%);
}
.price-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255,194,14,.12), rgba(255,194,14,.04));
    border: 1px solid rgba(255,194,14,.15);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: box-shadow .3s, background .3s;
}
.price-card-icon img {
    width: 26px;
    height: 26px;
    filter: brightness(0) invert(1);
    opacity: .85;
    transition: opacity .3s, filter .3s;
}
.price-card:hover .price-card-icon {
    background: linear-gradient(135deg, rgba(255,194,14,.22), rgba(255,194,14,.1));
    box-shadow: 0 0 24px rgba(255,194,14,.12);
}
.price-card:hover .price-card-icon img {
    opacity: 1;
    filter: brightness(0) invert(88%) sepia(60%) saturate(600%) hue-rotate(1deg) brightness(104%);
}

.price-card h3 { font-size: 1.3rem; margin-bottom: 8px; }

.price-card .price {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--white);
    margin: 16px 0 4px;
    letter-spacing: -0.03em;
}
.price-card .price small {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text);
}

.price-card .price-sub {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 24px;
}

.price-card .perks {
    list-style: none;
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.price-card .perks li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.92rem;
    color: var(--text);
}
.price-card .perks li::before {
    content: '';
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #1a3d1a;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%2322c55e' viewBox='0 0 16 16'%3E%3Cpath d='M13.485 3.485a.75.75 0 0 1 0 1.06l-7.07 7.07a.75.75 0 0 1-1.061 0l-3.535-3.535a.75.75 0 1 1 1.06-1.06l3.006 3.005 6.54-6.54a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 10px;
}

.price-card .btn { width: 100%; justify-content: center; margin-top: auto; }

.payment-note {
    text-align: center;
    margin-top: 40px;
    font-size: 0.85rem;
    color: #666;
}
.payment-note svg {
    display: inline-block;
    vertical-align: middle;
    margin-right: 4px;
}

/* ── CTA Banner ─────────────────────────────────────────────────────────── */
.cta {
    padding: 100px 0;
    background: var(--dark2);
}

.cta-box {
    background: linear-gradient(135deg, #1a1810 0%, #14141e 50%, #161620 100%);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 60px 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-box::before {
    content: '';
    position: absolute;
    top: -80px; left: 50%;
    transform: translateX(-50%);
    width: 400px;
    height: 200px;
    border-radius: 50%;
    background: var(--gold);
    filter: blur(120px);
    opacity: .1;
    pointer-events: none;
}

.cta-box h2 { margin-bottom: 16px; position: relative; }
.cta-box p { max-width: 500px; margin: 0 auto 32px; font-size: 1.05rem; position: relative; }
.cta-box .btn { position: relative; }
.cta-sub { color: var(--muted); }

/* ── Contact Form ──────────────────────────────────────────────────────── */
.contact-form {
    position: relative;
    max-width: 560px;
    margin: 0 auto;
    text-align: left;
}
.cf-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 24px;
}
.cf-field { display: flex; flex-direction: column; gap: 6px; }
.cf-full { grid-column: 1 / -1; }
.cf-field label {
    font-size: .8rem;
    color: var(--muted);
    letter-spacing: .3px;
    font-weight: 500;
}
.cf-req { color: var(--gold); }
.cf-field input,
.cf-field select,
.cf-field textarea {
    width: 100%;
    padding: 11px 14px;
    background: rgba(0,0,0,.35);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: #fff;
    font-size: .95rem;
    font-family: inherit;
    transition: border-color .2s, box-shadow .2s;
}
.cf-field input:focus,
.cf-field select:focus,
.cf-field textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(255,194,14,.12);
}
.cf-field input::placeholder,
.cf-field textarea::placeholder {
    color: #555;
}
.cf-field select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23666' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
    cursor: pointer;
}
.cf-field select option {
    background: #1a1a1a;
    color: #fff;
}
.cf-field textarea {
    resize: vertical;
    min-height: 100px;
}
.contact-form .btn {
    width: 100%;
    justify-content: center;
    padding: 14px;
    font-size: 1rem;
}
.cf-success {
    position: relative;
    background: rgba(46, 125, 50, .15);
    border: 1px solid rgba(76, 175, 80, .35);
    color: #4caf50;
    padding: 20px 24px;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 500;
    text-align: center;
}
.cf-error {
    position: relative;
    background: rgba(198, 40, 40, .15);
    border: 1px solid rgba(244, 67, 54, .35);
    color: #f44336;
    padding: 12px 18px;
    border-radius: 8px;
    font-size: .9rem;
    margin-bottom: 20px;
    text-align: center;
}

@media (max-width: 540px) {
    .cf-grid { grid-template-columns: 1fr; }
}

/* ── Footer ─────────────────────────────────────────────────────────────── */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    text-align: center;
}

.footer-logo {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--white);
}
.footer-logo span { color: var(--gold); }

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    list-style: none;
}
.footer-links a {
    color: #666;
    font-size: 0.85rem;
    transition: color .2s;
}
.footer-links a:hover { color: var(--white); }

.footer-copy {
    font-size: 0.8rem;
    color: #555;
}

/* ── Legacy image placeholders (kept for any future use) ──────────────── */
.img-placeholder {
    background: var(--dark3);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.img-placeholder.device-shot   { aspect-ratio: 16/10; min-height: 200px; }

/* ── Reveal animations ──────────────────────────────────────────────────── */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ═══════════════════════════════════════════════════════════════════════════
   LAPTOP  >=768px
   ═══════════════════════════════════════════════════════════════════════════ */
@media (min-width: 768px) {
    .container { padding: 0 40px; }

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

    .showcase-block {
        grid-template-columns: 1fr 1fr;
        gap: 60px;
    }
    .showcase-block.reverse .showcase-img { order: -1; }

    .steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .steps .step { padding: 28px 20px; }

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

    .hero-split {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 48px;
        align-items: center;
    }
    .hero-image { margin-top: 0; }

    .cta-box { padding: 80px 48px; }
}

/* ═══════════════════════════════════════════════════════════════════════════
   DESKTOP  >=1200px
   ═══════════════════════════════════════════════════════════════════════════ */
@media (min-width: 1200px) {
    .container { padding: 0 24px; }

    /* Desktop nav */
    .hamburger   { display: none; }
    .nav-links   { display: flex; }
    .nav-actions { display: flex; }

    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .showcase-block { gap: 80px; }

    .hero-split { gap: 64px; }
}