/*
 * Static vs Dynamic QR — premium landing page styles.
 * Scoped under `.svd-*` so nothing here leaks into the global stylesheet.
 * All animations respect prefers-reduced-motion.
 */

/* Smooth scroll for the hero "Try the live demo" anchor */
html { scroll-behavior: smooth; }

:root {
    --svd-primary: #2B6F67;
    --svd-primary-dark: #0F2C27;
    --svd-primary-light: #5EE6D0;
    --svd-static-gray: #475569;
    --svd-static-bg: #F1F5F9;
    --svd-dynamic-bg: #E6F4F2;
    --svd-text: #0F172A;
    --svd-text-muted: #64748B;
    --svd-text-light: #94A3B8;
    --svd-border: #E2E8F0;
    --svd-bad: #DC2626;
    --svd-warn: #D97706;
    --svd-good: #16A34A;
}

/* ─── Hero Duel ─── */
.svd-hero {
    min-height: 92vh;
    padding: 80px 24px 60px;
    background:
        radial-gradient(circle at 20% 20%, rgba(43, 111, 103, 0.06), transparent 50%),
        radial-gradient(circle at 80% 30%, rgba(94, 230, 208, 0.08), transparent 50%),
        linear-gradient(180deg, #FAFBFC 0%, #F3F6FA 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.svd-hero-eyebrow {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--svd-primary);
    background: rgba(43, 111, 103, 0.08);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 24px;
}
.svd-hero-title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    color: var(--svd-text);
    margin: 0 0 20px;
    max-width: 1000px;
    letter-spacing: -0.02em;
}
.svd-hero-title-accent {
    background: linear-gradient(135deg, var(--svd-primary) 0%, var(--svd-primary-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}
.svd-hero-sub {
    font-size: clamp(15px, 1.6vw, 18px);
    line-height: 1.6;
    color: var(--svd-text-muted);
    max-width: 640px;
    margin: 0 auto 56px;
}

/* Duel layout */
.svd-duel {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 32px;
    width: 100%;
    max-width: 1100px;
    align-items: stretch;
}
.svd-duel-side {
    padding: 40px 32px;
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.svd-duel-side:hover {
    transform: translateY(-6px);
}
.svd-duel-side--static {
    background: linear-gradient(180deg, #E2E8F0 0%, #CBD5E1 100%);
    border: 1px solid #CBD5E1;
    color: var(--svd-static-gray);
}
.svd-duel-side--dynamic {
    background: linear-gradient(180deg, #0F2C27 0%, #164D45 100%);
    border: 1px solid #2B6F67;
    color: #F0FDF4;
    box-shadow: 0 20px 60px rgba(43, 111, 103, 0.25);
}
/* Force child text color on the dark dynamic side — browsers sometimes apply
 * their own defaults to <code> or <span> that override cascaded `color`. */
.svd-duel-side--dynamic .svd-duel-label,
.svd-duel-side--dynamic .svd-duel-byline,
.svd-duel-side--dynamic .svd-duel-url,
.svd-duel-side--dynamic .svd-duel-url code { color: #F0FDF4; }
.svd-duel-side--static  .svd-duel-label,
.svd-duel-side--static  .svd-duel-byline,
.svd-duel-side--static  .svd-duel-url,
.svd-duel-side--static  .svd-duel-url code { color: #334155; }
.svd-duel-label {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.18em;
    opacity: 0.8;
}
.svd-duel-qr-wrap {
    position: relative;
    width: 200px;
    height: 200px;
}
.svd-duel-qr {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 14px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}
.svd-duel-qr--pulse::before {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: 18px;
    border: 2px solid var(--svd-primary-light);
    opacity: 0;
    animation: svd-pulse 2.2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
@keyframes svd-pulse {
    0%   { transform: scale(0.95); opacity: 0; }
    50%  { opacity: 0.7; }
    100% { transform: scale(1.15); opacity: 0; }
}
.svd-duel-chain {
    position: absolute;
    bottom: -12px;
    right: -12px;
    background: #fff;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}
.svd-duel-byline {
    font-size: 18px;
    font-weight: 700;
    margin-top: 8px;
}
.svd-duel-url {
    font-size: 13px;
    opacity: 0.85;
}
.svd-duel-url code {
    background: rgba(0, 0, 0, 0.15);
    padding: 2px 8px;
    border-radius: 4px;
    font-family: ui-monospace, 'SF Mono', Menlo, monospace;
    font-size: 12px;
}
.svd-duel-side--static .svd-duel-url code {
    background: rgba(255, 255, 255, 0.5);
}
.svd-vs {
    font-size: 32px;
    font-weight: 900;
    font-style: italic;
    background: linear-gradient(135deg, #475569 0%, var(--svd-primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    align-self: center;
    letter-spacing: 0.05em;
}
.svd-hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    color: var(--svd-text-muted) !important;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    animation: svd-bounce 2s ease-in-out infinite;
    text-decoration: none !important;
    cursor: pointer;
    z-index: 2;
}
.svd-hero-scroll:hover {
    color: var(--svd-primary) !important;
}
.svd-hero-scroll:visited {
    color: var(--svd-text-muted) !important;
}
@keyframes svd-bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(6px); }
}

/* Rotating URL in hero */
.svd-rotating-url {
    display: inline-block;
    min-width: 140px;
    text-align: left;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Ambient floating particles in hero background */
.svd-hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}
.svd-hero-particles span {
    position: absolute;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(43, 111, 103, 0.25);
    animation: svd-particle-float linear infinite;
}
.svd-hero-particles span:nth-child(1)  { left:  5%; top: 20%; animation-duration: 18s; animation-delay:  0s; width: 6px; height: 6px; }
.svd-hero-particles span:nth-child(2)  { left: 15%; top: 80%; animation-duration: 22s; animation-delay:  2s; width: 10px; height: 10px; background: rgba(94, 230, 208, 0.3); }
.svd-hero-particles span:nth-child(3)  { left: 25%; top: 40%; animation-duration: 20s; animation-delay:  5s; width: 4px; height: 4px; }
.svd-hero-particles span:nth-child(4)  { left: 38%; top: 15%; animation-duration: 26s; animation-delay:  1s; width: 8px; height: 8px; }
.svd-hero-particles span:nth-child(5)  { left: 50%; top: 60%; animation-duration: 24s; animation-delay:  7s; width: 6px; height: 6px; background: rgba(94, 230, 208, 0.35); }
.svd-hero-particles span:nth-child(6)  { left: 62%; top: 30%; animation-duration: 19s; animation-delay:  3s; width: 5px; height: 5px; }
.svd-hero-particles span:nth-child(7)  { left: 72%; top: 75%; animation-duration: 25s; animation-delay:  6s; width: 8px; height: 8px; background: rgba(94, 230, 208, 0.28); }
.svd-hero-particles span:nth-child(8)  { left: 82%; top: 25%; animation-duration: 21s; animation-delay:  4s; width: 10px; height: 10px; }
.svd-hero-particles span:nth-child(9)  { left: 90%; top: 55%; animation-duration: 23s; animation-delay:  8s; width: 4px; height: 4px; }
.svd-hero-particles span:nth-child(10) { left: 10%; top: 55%; animation-duration: 27s; animation-delay:  9s; width: 5px; height: 5px; background: rgba(94, 230, 208, 0.25); }
.svd-hero-particles span:nth-child(11) { left: 45%; top: 88%; animation-duration: 20s; animation-delay: 10s; width: 7px; height: 7px; }
.svd-hero-particles span:nth-child(12) { left: 75%; top: 10%; animation-duration: 22s; animation-delay: 11s; width: 6px; height: 6px; }

@keyframes svd-particle-float {
    0%   { transform: translate(0, 0)     scale(1);   opacity: 0; }
    10%  { opacity: 1; }
    50%  { transform: translate(30px, -50px) scale(1.1); opacity: 0.7; }
    90%  { opacity: 1; }
    100% { transform: translate(-20px, -100px) scale(0.9); opacity: 0; }
}

/* Make hero content sit above particles */
.svd-hero > *:not(.svd-hero-particles) { position: relative; z-index: 1; }

/* Real QR container (replaces hand-drawn SVG) — JS fills with <img>. */
.svd-duel-qr { position: relative; overflow: hidden; }
.svd-duel-qr img,
.svd-duel-qr canvas { display: block; width: 100% !important; height: 100% !important; }

/* ─── Section wrappers ─── */
.svd-section {
    padding: 96px 24px;
    position: relative;
}
.svd-container {
    max-width: 1200px;
    margin: 0 auto;
}
.svd-section-head {
    text-align: center;
    margin-bottom: 64px;
}
.svd-section-kicker {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--svd-primary);
    text-transform: uppercase;
    margin-bottom: 14px;
}
.svd-section-title {
    font-size: clamp(28px, 3.5vw, 44px);
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--svd-text);
    margin: 0 0 20px;
    line-height: 1.2;
}
.svd-section-lede {
    font-size: 17px;
    line-height: 1.7;
    color: var(--svd-text-muted);
    max-width: 720px;
    margin: 0 auto;
}

/* ─── The Lesson Section ─── */
.svd-lesson { background: #FAFBFC; }
.svd-lesson-grid {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
    text-align: left;
}
.svd-lesson-body p {
    font-size: 18px;
    line-height: 1.7;
    color: var(--svd-text);
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}
.svd-lesson-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.svd-lesson-card {
    padding: 28px;
    border-radius: 16px;
    border: 1px solid var(--svd-border);
}
.svd-lesson-card--bad {
    background: #FEF2F2;
    border-color: #FECACA;
}
.svd-lesson-card--good {
    background: var(--svd-dynamic-bg);
    border-color: rgba(43, 111, 103, 0.25);
}
.svd-lesson-card-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 12px;
}
.svd-lesson-card-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--svd-text-muted);
}
.svd-lesson-card--bad .svd-lesson-card-cost {
    color: var(--svd-bad);
    font-size: 22px;
    font-weight: 800;
}
.svd-lesson-card--good .svd-lesson-card-cost {
    color: var(--svd-primary);
    font-size: 22px;
    font-weight: 800;
}
.svd-lesson-card p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--svd-text);
    margin: 0;
}
.svd-pullquote {
    margin: 16px 0 0;
    padding: 28px 32px;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--svd-primary-dark);
    border-left: 4px solid var(--svd-primary);
    background: var(--svd-dynamic-bg);
    border-radius: 0 12px 12px 0;
    text-align: center;
    font-style: italic;
}

/* ─── Live Demo ─── */
.svd-demo { background: linear-gradient(180deg, #fff 0%, #F8FAFC 100%); }
.svd-demo-stage {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

/* Physical business card mockup (the printed artifact) */
.svd-demo-card-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
    max-width: 340px;
}
.svd-biz-card {
    position: relative;
    width: 320px;
    aspect-ratio: 7 / 4;
    border-radius: 12px;
    padding: 22px 24px;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.7), transparent 50%),
        linear-gradient(180deg, #FAFAFA 0%, #ECEEF1 100%);
    box-shadow:
        0 30px 60px rgba(15, 23, 42, 0.18),
        0 10px 20px rgba(15, 23, 42, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    transform: rotate(-2deg) perspective(1000px) rotateY(-4deg) rotateX(2deg);
    transform-origin: center;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    isolation: isolate;
}
.svd-biz-card::before {
    /* Paper texture: subtle noise via gradient stripes */
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(135deg, rgba(0,0,0,0.012) 0 2px, transparent 2px 4px);
    pointer-events: none;
    z-index: 1;
}
.svd-biz-card:hover {
    transform: rotate(-1deg) perspective(1000px) rotateY(-2deg) rotateX(1deg) translateY(-4px);
}
.svd-biz-card-shine {
    position: absolute;
    top: -50%;
    left: -40%;
    width: 60%;
    height: 200%;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.4) 50%, transparent 100%);
    transform: rotate(25deg);
    pointer-events: none;
    animation: svd-card-shine 5s ease-in-out infinite;
    z-index: 2;
}
@keyframes svd-card-shine {
    0%, 90%, 100% { left: -40%; opacity: 0; }
    15%           { opacity: 1; }
    40%           { left: 140%; opacity: 0; }
}
.svd-biz-card-top {
    display: flex;
    gap: 10px;
    align-items: center;
    position: relative;
    z-index: 3;
}
.svd-biz-card-logo {
    width: 34px; height: 34px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--svd-primary) 0%, var(--svd-primary-dark) 100%);
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 18px;
    flex-shrink: 0;
}
.svd-biz-card-brand {
    font-weight: 700;
    font-size: 13px;
    color: var(--svd-primary-dark);
    letter-spacing: -0.01em;
}
.svd-biz-card-tag {
    font-size: 9px;
    color: var(--svd-text-muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-top: 2px;
}
.svd-biz-card-bottom {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
    align-items: end;
    margin-top: auto;
    position: absolute;
    bottom: 22px;
    left: 24px;
    right: 24px;
    z-index: 3;
}
.svd-biz-card-info { min-width: 0; }
.svd-biz-card-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--svd-primary-dark);
    margin-bottom: 2px;
}
.svd-biz-card-role {
    font-size: 10px;
    color: var(--svd-text-muted);
    margin-bottom: 6px;
}
.svd-biz-card-contact {
    font-size: 10px;
    color: var(--svd-text);
    font-family: ui-monospace, 'SF Mono', Menlo, monospace;
}
.svd-biz-card-qr {
    width: 60px; height: 60px;
    background: #fff;
    padding: 4px;
    border-radius: 4px;
    flex-shrink: 0;
}
.svd-biz-card-qr img,
.svd-biz-card-qr canvas { display: block; width: 100% !important; height: 100% !important; }
.svd-biz-card-corner-badge {
    position: absolute;
    top: 8px;
    right: -24px;
    transform: rotate(45deg);
    background: var(--svd-primary);
    color: #fff;
    font-size: 8px;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 3px 28px;
    z-index: 4;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}
.svd-demo-card-caption {
    font-size: 12px;
    color: var(--svd-text-muted);
    text-align: center;
    line-height: 1.5;
}
.svd-demo-card-caption code {
    background: #F3F4F6;
    padding: 1px 6px;
    border-radius: 4px;
    color: var(--svd-primary);
    font-size: 11px;
    font-weight: 600;
}

/* Phone scan overlay (simulates camera catching a QR) */
.svd-phone-scan-overlay {
    position: absolute;
    inset: 30px 10px 10px;
    border-radius: 28px;
    background: rgba(15, 23, 42, 0.92);
    backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    z-index: 10;
    transition: opacity 0.2s ease;
}
.svd-phone-scan-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
}
.svd-phone-scan-viewport {
    position: relative;
    width: 140px; height: 140px;
    border-radius: 8px;
    overflow: hidden;
}
.svd-phone-scan-corner {
    position: absolute;
    width: 22px; height: 22px;
    border: 3px solid #10B981;
}
.svd-phone-scan-corner--tl { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.svd-phone-scan-corner--tr { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.svd-phone-scan-corner--bl { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.svd-phone-scan-corner--br { bottom: 0; right: 0; border-left: 0; border-top: 0; }
.svd-phone-scan-laser {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #10B981, transparent);
    box-shadow: 0 0 12px #10B981;
}
.svd-phone-scan-overlay.is-visible .svd-phone-scan-laser {
    animation: svd-laser-sweep 0.9s linear;
}
@keyframes svd-laser-sweep {
    0%   { top: 0; opacity: 0.3; }
    50%  { top: 138px; opacity: 1; }
    100% { top: 0; opacity: 0.3; }
}
.svd-phone-scan-hint {
    color: #10B981 !important;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0;
}
/* svd-phone-scan-hint already has its own explicit color above */
.svd-phone-scan-overlay.is-visible .svd-phone-scan-hint {
    animation: svd-hint-in 0.6s 0.3s ease both;
}
@keyframes svd-hint-in {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.svd-demo-qr-url {
    font-size: 12px;
    color: var(--svd-text-muted);
    font-family: ui-monospace, 'SF Mono', Menlo, monospace;
}
.svd-demo-qr-url code {
    color: var(--svd-primary);
    font-weight: 600;
}
.svd-demo-arrow {
    width: 80px;
    height: 24px;
    flex-shrink: 0;
}
.svd-demo-arrow-line {
    stroke-dasharray: 80;
    stroke-dashoffset: 0;
}
.svd-demo-arrow.is-drawing .svd-demo-arrow-line {
    animation: svd-arrow-draw 0.5s ease;
}
@keyframes svd-arrow-draw {
    0%   { stroke-dashoffset: 80; }
    100% { stroke-dashoffset: 0; }
}

/* Phone mockup */
.svd-demo-phone { flex-shrink: 0; }
.svd-phone-frame {
    width: 240px;
    height: 480px;
    padding: 10px;
    background: linear-gradient(145deg, #1F2937 0%, #0F172A 100%);
    border-radius: 40px;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.3), inset 0 0 0 2px #374151;
    position: relative;
    overflow: hidden;
}
.svd-phone-notch {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 84px;
    height: 22px;
    background: #0F172A;
    border-radius: 0 0 14px 14px;
    z-index: 2;
}
.svd-phone-screen {
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 32px;
    overflow: hidden;
    padding: 38px 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
}
.svd-phone-statusbar {
    display: flex;
    justify-content: space-between;
    padding: 0 16px;
    font-size: 11px;
    font-weight: 600;
    color: #0F172A;
}
.svd-phone-statusbar-right { display: flex; gap: 4px; align-items: center; }
.svd-phone-signal,
.svd-phone-wifi,
.svd-phone-battery { width: 12px; height: 8px; background: #0F172A; border-radius: 2px; }
.svd-phone-battery { width: 18px; border: 1px solid #0F172A; background: transparent; position: relative; }
.svd-phone-battery::after { content: ''; position: absolute; inset: 1px 1px 1px 1px; background: #0F172A; border-radius: 1px; }

.svd-phone-urlbar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: #F3F4F6;
    border-radius: 999px;
    font-size: 11px;
    color: #374151;
    margin: 0 4px;
}
.svd-phone-url {
    font-family: ui-monospace, 'SF Mono', Menlo, monospace;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.svd-phone-content {
    flex: 1;
    padding: 12px;
    overflow: hidden;
    transition: opacity 0.3s ease;
}
.svd-phone-content.is-fading { opacity: 0; }
.svd-phone-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    animation: svd-content-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes svd-content-in {
    0%   { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}
.svd-phone-card-logo {
    width: 40px; height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--svd-primary) 0%, var(--svd-primary-light) 100%);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 18px;
}
.svd-phone-card-name { font-size: 15px; font-weight: 700; color: #0F172A; }
.svd-phone-card-tagline { font-size: 11px; color: #6B7280; }
.svd-phone-card-divider { height: 1px; background: #E5E7EB; margin: 4px 0; }
.svd-phone-card-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 11px;
    color: #374151;
    line-height: 1.4;
}
.svd-phone-card-row svg { flex-shrink: 0; margin-top: 1px; }
.svd-phone-card-row strong { font-weight: 600; color: #0F172A; }
.svd-phone-card-actions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}
.svd-phone-card-btn {
    flex: 1;
    padding: 8px;
    border-radius: 8px;
    background: var(--svd-primary);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    text-align: center;
    border: 0;
}
.svd-phone-card-btn--ghost {
    background: #F3F4F6;
    color: #374151;
}

/* Demo scenario buttons */
.svd-demo-controls {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    max-width: 880px;
    margin: 0 auto 40px;
}
.svd-demo-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px 18px;
    border-radius: 14px;
    border: 2px solid var(--svd-border);
    background: #fff;
    cursor: pointer;
    text-align: left;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
}
.svd-demo-btn:hover {
    border-color: rgba(43, 111, 103, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
    background: #fff;
}
.svd-demo-btn:hover .svd-demo-btn-title { color: var(--svd-primary-dark); }
.svd-demo-btn.is-active {
    border-color: var(--svd-primary);
    background: var(--svd-dynamic-bg);
    box-shadow: 0 0 0 4px rgba(43, 111, 103, 0.12);
}
.svd-demo-btn.is-active .svd-demo-btn-title { color: var(--svd-primary-dark); }
.svd-demo-btn-icon { font-size: 22px; margin-bottom: 4px; }
.svd-demo-btn-title { font-size: 14px; font-weight: 700; color: var(--svd-text); }
.svd-demo-btn-sub { font-size: 11px; color: var(--svd-text-muted); }

/* Live analytics */
.svd-analytics {
    max-width: 880px;
    margin: 0 auto;
    padding: 24px 28px;
    border-radius: 16px;
    background: linear-gradient(135deg, #0F2C27 0%, #164D45 100%);
    color: #fff;
    box-shadow: 0 20px 60px rgba(15, 44, 39, 0.2);
}
/* Defensive: force text color on every labelled element in the dark analytics
 * card. We can't do a blanket `* { color: inherit }` here because the delta
 * badge intentionally uses teal green — a wildcard would flatten it to white. */
.svd-analytics-header,
.svd-analytics-title,
.svd-analytics-value,
.svd-analytics-countries span,
.svd-analytics-item { color: #fff; }
.svd-analytics-label  { color: rgba(255, 255, 255, 0.6); }
.svd-analytics-badge  { color: rgba(255, 255, 255, 0.7); }
.svd-analytics-delta  { color: #5EE6D0; } /* keep teal accent */
#svdStatScans.is-ticked { color: #5EE6D0; } /* keep tick highlight */
.svd-analytics-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.svd-analytics-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: #10B981;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
    animation: svd-dot-pulse 1.8s ease-in-out infinite;
}
@keyframes svd-dot-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5); }
    50%      { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
}
.svd-analytics-title { font-weight: 700; font-size: 14px; }
.svd-analytics-badge {
    margin-left: auto;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 3px 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}
.svd-analytics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.svd-analytics-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}
.svd-analytics-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    opacity: 0.6;
    font-weight: 600;
}
.svd-analytics-value {
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
}
.svd-analytics-countries { font-size: 12px; gap: 10px; }
.svd-analytics-countries span { opacity: 0.9; }
.svd-analytics-delta {
    display: inline-block;
    font-size: 12px;
    color: #5EE6D0;
    font-weight: 800;
    opacity: 0;
    transform: translateY(0);
    position: absolute;
    pointer-events: none;
}
.svd-analytics-delta.is-visible {
    animation: svd-delta-float 1.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
@keyframes svd-delta-float {
    0%   { opacity: 0; transform: translateY(8px) scale(0.8); }
    15%  { opacity: 1; transform: translateY(0)  scale(1.1); }
    30%  { transform: translateY(-6px) scale(1); }
    100% { opacity: 0; transform: translateY(-32px) scale(0.9); }
}

/* Position the floating delta inside its value cell */
.svd-analytics-item { position: relative; }
.svd-analytics-value { position: relative; }

/* Number tick animation — when scans count increments, quick emphasis */
#svdStatScans {
    display: inline-block;
    transition: color 0.25s ease, transform 0.25s ease;
}
#svdStatScans.is-ticked {
    color: #5EE6D0;
    transform: scale(1.08);
}

/* ─── How it works ─── */
.svd-works { background: #fff; }
.svd-works-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}
.svd-work-diagram {
    padding: 32px;
    border-radius: 20px;
    border: 1px solid var(--svd-border);
    background: #fff;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.svd-work-diagram:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
}
.svd-work-diagram--dynamic {
    background: var(--svd-dynamic-bg);
    border-color: rgba(43, 111, 103, 0.2);
}
.svd-work-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--svd-text);
    margin: 0 0 20px;
}
.svd-work-svg { width: 100%; height: auto; margin-bottom: 16px; }
.svd-work-caption {
    font-size: 14px;
    line-height: 1.6;
    color: var(--svd-text-muted);
    margin: 0;
}
.svd-work-line {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
}
.svd-work-diagram.is-visible .svd-work-line {
    animation: svd-line-draw 1s ease forwards;
}
@keyframes svd-line-draw {
    to { stroke-dashoffset: 0; }
}

/* ─── Compare table ─── */
.svd-compare { background: linear-gradient(180deg, #F8FAFC 0%, #fff 100%); }
.svd-compare-table {
    max-width: 1000px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(15, 23, 42, 0.06);
}
.svd-compare-header {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    background: var(--svd-primary-dark);
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 18px 24px;
    position: sticky; top: 0; z-index: 5;
}
.svd-compare-header > div { color: #fff; }
.svd-compare-header .svd-compare-col--dynamic { color: var(--svd-primary-light); }
.svd-compare-col { text-align: center; }
.svd-compare-col--dynamic { color: var(--svd-primary-light); }
.svd-compare-row {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    padding: 20px 24px;
    border-bottom: 1px solid var(--svd-border);
    background: #fff;
    align-items: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    transition-delay: calc(var(--row-index) * 40ms);
}
.svd-compare-row.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.svd-compare-row:last-child { border-bottom: 0; }
.svd-compare-cap {
    font-weight: 600;
    color: var(--svd-text);
    font-size: 15px;
}
.svd-compare-cell {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--svd-text-muted);
    line-height: 1.5;
}
.svd-compare-icon {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}
.svd-compare-icon.is-yes  { background: rgba(22, 163, 74, 0.12); color: var(--svd-good); }
.svd-compare-icon.is-no   { background: rgba(220, 38, 38, 0.1);  color: var(--svd-bad); }
.svd-compare-icon.is-warn { background: rgba(217, 119, 6, 0.12); color: var(--svd-warn); }

/* ─── Scenarios ─── */
.svd-scenarios { background: #fff; }
.svd-scenarios-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
}
.svd-scenario-column-head {
    margin-bottom: 24px;
}
.svd-scenario-column-label {
    display: block;
    font-size: 18px;
    font-weight: 800;
    color: var(--svd-text);
    margin-bottom: 4px;
}
.svd-scenario-column-sub {
    display: block;
    font-size: 13px;
    color: var(--svd-text-muted);
}
.svd-scenario-column--static .svd-scenario-column-label { color: var(--svd-static-gray); }
.svd-scenario-column--dynamic .svd-scenario-column-label { color: var(--svd-primary); }
.svd-scenario-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}
.svd-scenario-column--static .svd-scenario-cards { grid-template-columns: 1fr; }
.svd-scenario-card {
    padding: 22px;
    border-radius: 14px;
    background: #fff;
    border: 1px solid var(--svd-border);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: default;
}
.svd-scenario-card:hover {
    transform: translateY(-4px) rotate(-0.3deg);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
    border-color: rgba(43, 111, 103, 0.2);
    background: #fff;
}
.svd-scenario-card:hover .svd-scenario-title { color: var(--svd-primary-dark); }
.svd-scenario-column--static .svd-scenario-card {
    background: var(--svd-static-bg);
    border-color: #E2E8F0;
}
.svd-scenario-card--featured {
    background: linear-gradient(135deg, var(--svd-dynamic-bg) 0%, #fff 100%);
    border-color: rgba(43, 111, 103, 0.3);
}
.svd-scenario-icon {
    display: inline-block;
    font-size: 30px;
    margin-bottom: 10px;
}
.svd-scenario-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--svd-text);
    margin: 0 0 6px;
}
.svd-scenario-card p {
    font-size: 13px;
    line-height: 1.55;
    color: var(--svd-text-muted);
    margin: 0;
}

/* ─── Quiz ─── */
.svd-quiz { background: linear-gradient(180deg, #FAFBFC 0%, #F3F6FA 100%); }
.svd-quiz-card {
    max-width: 640px;
    margin: 0 auto;
    background: #fff;
    border-radius: 24px;
    box-shadow: 0 30px 80px rgba(15, 44, 39, 0.08);
    border: 1px solid var(--svd-border);
    overflow: hidden;
}
.svd-quiz-progress {
    height: 4px;
    background: #F1F5F9;
}
.svd-quiz-progress-fill {
    height: 100%;
    width: 25%;
    background: linear-gradient(90deg, var(--svd-primary) 0%, var(--svd-primary-light) 100%);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.svd-quiz-steps {
    position: relative;
    min-height: 300px;
}
.svd-quiz-step {
    padding: 48px 40px;
    display: none;
    animation: svd-step-in 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.svd-quiz-step.is-active { display: block; }
@keyframes svd-step-in {
    0%   { opacity: 0; transform: translateX(20px); }
    100% { opacity: 1; transform: translateX(0); }
}
.svd-quiz-step-num {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--svd-primary);
    margin-bottom: 12px;
}
.svd-quiz-question {
    font-size: 24px;
    font-weight: 700;
    color: var(--svd-text);
    margin: 0 0 28px;
    line-height: 1.3;
}
.svd-quiz-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.svd-quiz-option {
    padding: 16px 22px;
    border-radius: 12px;
    border: 2px solid var(--svd-border);
    background: #fff;
    font-size: 15px;
    font-weight: 500;
    color: var(--svd-text);
    cursor: pointer;
    text-align: left;
    transition: all 0.2s ease;
    font-family: inherit;
}
.svd-quiz-option:hover {
    border-color: var(--svd-primary);
    background: var(--svd-dynamic-bg);
    color: var(--svd-primary-dark);
    transform: translateX(4px);
}
.svd-quiz-option:focus-visible {
    outline: 2px solid var(--svd-primary);
    outline-offset: 2px;
}

/* Quiz result */
.svd-quiz-result {
    padding: 48px 40px;
    display: none;
    animation: svd-result-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    text-align: center;
}
.svd-quiz-result.is-active { display: block; }
@keyframes svd-result-in {
    0%   { opacity: 0; transform: scale(0.95); }
    100% { opacity: 1; transform: scale(1); }
}
.svd-quiz-result-badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 999px;
    background: rgba(43, 111, 103, 0.12);
    color: var(--svd-primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.svd-quiz-result-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--svd-text);
    margin: 0 0 12px;
}
.svd-quiz-result-body {
    font-size: 15px;
    line-height: 1.6;
    color: var(--svd-text-muted);
    margin: 0 0 24px;
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
}
.svd-quiz-result-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--svd-primary) 0%, var(--svd-primary-dark) 100%);
    color: #fff !important; /* override global `a` link colors on this site */
    font-weight: 700;
    font-size: 15px;
    text-decoration: none !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.svd-quiz-result-cta:hover,
.svd-quiz-result-cta:visited,
.svd-quiz-result-cta:focus {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(43, 111, 103, 0.3);
    color: #fff !important;
    text-decoration: none !important;
}
.svd-quiz-result-cta svg { stroke: #fff; }

/* ─── Stories ─── */
.svd-stories { background: #fff; }
.svd-stories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.svd-story {
    padding: 32px;
    border-radius: 20px;
    background: #fff;
    border: 1px solid var(--svd-border);
    transition: all 0.3s ease;
}
.svd-story:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: rgba(43, 111, 103, 0.2);
}
.svd-story-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.svd-story-location {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--svd-text-muted);
}
.svd-story-save {
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(22, 163, 74, 0.1);
    color: var(--svd-good);
    font-size: 11px;
    font-weight: 700;
}
.svd-story-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--svd-text);
    margin: 0 0 12px;
    line-height: 1.35;
}
.svd-story p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--svd-text-muted);
    margin: 0;
}

/* ─── FAQ ─── */
.svd-faq { background: linear-gradient(180deg, #fff 0%, #F8FAFC 100%); }
.svd-faq-list {
    max-width: 780px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.svd-faq-item {
    background: #fff;
    border: 1px solid var(--svd-border);
    border-radius: 12px;
    overflow: hidden;
    transition: border-color 0.2s ease;
}
.svd-faq-item[open] {
    border-color: rgba(43, 111, 103, 0.25);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
}
.svd-faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    font-size: 16px;
    font-weight: 600;
    color: var(--svd-text);
    cursor: pointer;
    list-style: none;
    gap: 16px;
}
.svd-faq-q::-webkit-details-marker { display: none; }
.svd-faq-chevron {
    flex-shrink: 0;
    color: var(--svd-text-muted);
    transition: transform 0.25s ease;
}
.svd-faq-item[open] .svd-faq-chevron {
    transform: rotate(180deg);
    color: var(--svd-primary);
}
.svd-faq-a {
    padding: 0 24px 20px;
    font-size: 15px;
    line-height: 1.65;
    color: var(--svd-text-muted);
    margin: 0;
}

/* ─── CTA ─── */
.svd-cta {
    background: linear-gradient(135deg, var(--svd-primary-dark) 0%, var(--svd-primary) 100%);
    color: #fff;
    text-align: center;
}
/* Force white text on all labelled children of the CTA (gradient) section.
 * !important overrides any global `a { color }` / `.main a` rules from the
 * site's shared stylesheet. */
.svd-cta-title,
.svd-cta-sub            { color: #fff !important; }
.svd-cta-btn,
.svd-cta-btn:hover,
.svd-cta-btn:visited,
.svd-cta-btn:focus      { text-decoration: none !important; }
.svd-cta-btn--secondary,
.svd-cta-btn--secondary:hover,
.svd-cta-btn--secondary:visited,
.svd-cta-btn--secondary:focus    { color: #fff !important; }
.svd-cta-btn--primary,
.svd-cta-btn--primary:hover,
.svd-cta-btn--primary:visited,
.svd-cta-btn--primary:focus      { color: var(--svd-primary-dark) !important; }
.svd-cta-btn--primary .svd-cta-btn-sub   { color: var(--svd-text-muted) !important; }
.svd-cta-btn--secondary .svd-cta-btn-sub { color: rgba(255, 255, 255, 0.7) !important; }
.svd-cta-container {
    max-width: 720px;
}
.svd-cta-title {
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 800;
    margin: 0 0 12px;
    letter-spacing: -0.01em;
}
.svd-cta-sub {
    font-size: 17px;
    line-height: 1.6;
    opacity: 0.85;
    margin: 0 0 32px;
}
.svd-cta-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}
.svd-cta-btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 32px;
    border-radius: 14px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    gap: 2px;
}
.svd-cta-btn--primary {
    background: #fff;
    color: var(--svd-primary-dark);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}
.svd-cta-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.2);
    color: var(--svd-primary-dark); /* preserve color on hover */
}
.svd-cta-btn--secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.25);
}
.svd-cta-btn--secondary:hover {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}
.svd-cta-btn-sub {
    font-size: 11px;
    font-weight: 500;
    opacity: 0.7;
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
    .svd-duel { grid-template-columns: 1fr; gap: 20px; }
    .svd-vs { transform: rotate(90deg); margin: -8px 0; }
    .svd-lesson-split { grid-template-columns: 1fr; }
    .svd-demo-stage { flex-direction: column; gap: 20px; }
    .svd-demo-arrow { transform: rotate(90deg); }
    .svd-demo-controls { grid-template-columns: 1fr; }
    .svd-analytics-grid { grid-template-columns: 1fr 1fr; }
    .svd-works-grid { grid-template-columns: 1fr; }
    .svd-scenarios-grid { grid-template-columns: 1fr; gap: 32px; }
    .svd-scenario-column--static .svd-scenario-cards,
    .svd-scenario-column--dynamic .svd-scenario-cards {
        grid-template-columns: 1fr 1fr;
    }
    .svd-stories-grid { grid-template-columns: 1fr; }
    .svd-compare-header,
    .svd-compare-row { grid-template-columns: 1fr; gap: 8px; padding: 16px 18px; }
    .svd-compare-header { display: none; }
    .svd-compare-row { border-radius: 12px; margin-bottom: 8px; border: 1px solid var(--svd-border); }
    .svd-compare-cell::before {
        content: attr(data-label);
        font-size: 11px;
        font-weight: 700;
        color: var(--svd-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.08em;
    }
}

@media (max-width: 480px) {
    .svd-section { padding: 64px 20px; }
    .svd-duel-side { padding: 28px 20px; }
    .svd-analytics-grid { grid-template-columns: 1fr; }
    .svd-scenario-column--static .svd-scenario-cards,
    .svd-scenario-column--dynamic .svd-scenario-cards {
        grid-template-columns: 1fr;
    }
    .svd-quiz-step, .svd-quiz-result { padding: 32px 24px; }
    .svd-quiz-question { font-size: 19px; }
}

/* Reduced motion respect */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}