/* ========================================
   Studoro Marketing Layer
   Playful, Duolingo-inspired kit on top of design-system.css.
   Loaded after design-system.css; only marketing pages use these classes.
   ======================================== */

/* ----------------------------------------
   1. Marketing Design Tokens
   ---------------------------------------- */
:root {
    /* Playful accent palette — each color has a dark pair (3D edge) and a tint.
       Decorative aliases: form/status semantics keep using --color-success etc. */
    --color-green:       #10B981;
    --color-green-dark:  #0CA678;
    --color-green-tint:  #D1FAE5;
    --color-amber:       #F59E0B;
    --color-amber-dark:  #D97706;
    --color-amber-tint:  #FEF3C7;
    --color-orange:      #F97316;
    --color-orange-dark: #EA580C;
    --color-orange-tint: #FFEDD5;
    --color-pink:        #EC4899;
    --color-pink-dark:   #DB2777;
    --color-pink-tint:   #FCE7F3;
    --color-cyan:        #06B6D4;
    --color-cyan-dark:   #0891B2;
    --color-cyan-tint:   #CFFAFE;
    --color-indigo-deep: #312E81;
    --color-indigo-ink:  #1E1B4B;

    /* 3D depth system */
    --depth-3d: 4px;
    --depth-3d-sm: 3px;
    --shadow-3d-primary: 0 var(--depth-3d) 0 var(--color-primary-dark);
    --shadow-3d-green:   0 var(--depth-3d) 0 var(--color-green-dark);
    --shadow-3d-neutral: 0 var(--depth-3d) 0 var(--color-border);
    --shadow-card-playful: 0 2px 0 var(--color-border), 0 8px 24px rgba(49, 46, 129, 0.06);

    /* Motion tokens */
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-pop: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --duration-pop: 350ms;
    --duration-ambient: 4s;
}

/* ----------------------------------------
   2. Chunky 3D Button Kit
   Usage: class="btn-studoro btn-3d btn-3d-primary btn-lg"
   ---------------------------------------- */
.btn-3d {
    border: none;
    border-radius: var(--radius-lg);
    font-weight: var(--font-bold);
    letter-spacing: 0.01em;
    padding: calc(var(--spacing-md) - 2px) var(--spacing-xl) var(--spacing-md);
    box-shadow: 0 var(--depth-3d) 0 var(--btn-3d-edge, var(--color-primary-dark));
    transform: translateY(0);
    transition: transform 80ms ease-out, box-shadow 80ms ease-out, filter 150ms ease-out;
}

.btn-3d:hover:not(:disabled) {
    filter: brightness(1.06);
    transform: translateY(-1px);
    box-shadow: 0 calc(var(--depth-3d) + 1px) 0 var(--btn-3d-edge, var(--color-primary-dark));
}

.btn-3d:active:not(:disabled) {
    filter: none;
    transform: translateY(var(--depth-3d));
    box-shadow: 0 0 0 var(--btn-3d-edge, var(--color-primary-dark));
}

.btn-3d:focus-visible {
    box-shadow: 0 var(--depth-3d) 0 var(--btn-3d-edge, var(--color-primary-dark)), var(--shadow-focus);
}

.btn-3d-primary {
    background: var(--color-primary);
    color: #fff;
    --btn-3d-edge: var(--color-primary-dark);
}

.btn-3d-green {
    background: var(--color-green);
    color: #fff;
    --btn-3d-edge: var(--color-green-dark);
}

.btn-3d-amber {
    background: var(--color-amber);
    color: #fff;
    --btn-3d-edge: var(--color-amber-dark);
}

.btn-3d-white {
    background: #fff;
    color: var(--color-primary);
    border: 2px solid var(--color-border);
    border-bottom: none;
    --btn-3d-edge: var(--color-border);
}

.btn-3d-outline {
    background: #fff;
    color: var(--color-text-secondary);
    border: 2px solid var(--color-border);
    border-bottom: none;
    --btn-3d-edge: var(--color-border);
}

.btn-3d-outline:hover:not(:disabled) {
    color: var(--color-primary);
    border-color: var(--color-primary-light);
}

/* On dark/indigo backgrounds */
.btn-3d-ghost-light {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-bottom: none;
    --btn-3d-edge: rgba(255, 255, 255, 0.25);
}

.btn-3d-ghost-light:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.6);
}

/* ----------------------------------------
   3. Playful Card + Badge Kit
   ---------------------------------------- */
.card-playful {
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-card-playful);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.card-playful:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.card-playful--green:hover  { border-color: var(--color-green); }
.card-playful--amber:hover  { border-color: var(--color-amber); }
.card-playful--orange:hover { border-color: var(--color-orange); }
.card-playful--pink:hover   { border-color: var(--color-pink); }
.card-playful--cyan:hover   { border-color: var(--color-cyan); }

.badge-playful {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.badge-playful--green  { background: var(--color-green-tint);  color: var(--color-green-dark); }
.badge-playful--amber  { background: var(--color-amber-tint);  color: var(--color-amber-dark); }
.badge-playful--orange { background: var(--color-orange-tint); color: var(--color-orange-dark); }
.badge-playful--pink   { background: var(--color-pink-tint);   color: var(--color-pink-dark); }
.badge-playful--cyan   { background: var(--color-cyan-tint);   color: var(--color-cyan-dark); }
.badge-playful--glass  { background: rgba(255, 255, 255, 0.18); color: #fff; }

/* Squircle icon tile (tinted background + accent icon) */
.icon-tile {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    font-size: var(--text-3xl);
    background: var(--color-primary-light);
    color: var(--color-primary);
    flex-shrink: 0;
}

.icon-tile--green  { background: var(--color-green-tint);  color: var(--color-green-dark); }
.icon-tile--amber  { background: var(--color-amber-tint);  color: var(--color-amber-dark); }
.icon-tile--orange { background: var(--color-orange-tint); color: var(--color-orange-dark); }
.icon-tile--pink   { background: var(--color-pink-tint);   color: var(--color-pink-dark); }
.icon-tile--cyan   { background: var(--color-cyan-tint);   color: var(--color-cyan-dark); }

/* ----------------------------------------
   4. Ambient Keyframes
   ---------------------------------------- */
@keyframes floaty {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes flame-flicker {
    0%, 100% { transform: scaleY(1) skewX(0deg); }
    30% { transform: scaleY(1.06) skewX(-2deg); }
    60% { transform: scaleY(0.95) skewX(2deg); }
    80% { transform: scaleY(1.04) skewX(-1deg); }
}

@keyframes wiggle {
    0%, 86%, 100% { transform: rotate(0deg); }
    88% { transform: rotate(-6deg); }
    90% { transform: rotate(6deg); }
    92% { transform: rotate(-5deg); }
    94% { transform: rotate(5deg); }
    96% { transform: rotate(-3deg); }
    98% { transform: rotate(2deg); }
}

@keyframes confetti-drift {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(12deg); }
}

.float-anim   { animation: floaty var(--duration-ambient) ease-in-out infinite; }
.wiggle-anim  { animation: wiggle 5s ease-in-out infinite; }

/* ----------------------------------------
   5. Section header shared bits
   ---------------------------------------- */
.section-eyebrow {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

/* Compact 3D CTA inside the navbar */
.navbar-cta {
    padding: 10px 20px 12px;
    font-size: var(--text-base);
    border-radius: var(--radius-md);
}

@media (max-width: 767px) {
    .navbar-cta {
        justify-content: center;
        margin-top: var(--spacing-sm);
    }
}

/* ----------------------------------------
   6. Hero (hero-v2)
   ---------------------------------------- */
.hero-v2 {
    position: relative;
    overflow: hidden;
    background: var(--color-background);
    padding: var(--spacing-2xl) 0 calc(var(--spacing-2xl) + 60px);
}

@media (min-width: 1024px) {
    .hero-v2 {
        padding: var(--spacing-3xl) 0 calc(var(--spacing-3xl) + 60px);
        min-height: min(calc(100vh - 80px), 820px);
        display: flex;
        align-items: center;
    }

    .hero-v2 .container-studoro {
        width: 100%;
    }
}

.hero-v2-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-v2-grid {
        grid-template-columns: 1.1fr 0.9fr;
        gap: var(--spacing-3xl);
    }
}

.hero-v2-copy {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero-v2-copy {
        text-align: left;
    }
}

.hero-v2-title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    letter-spacing: -0.02em;
    color: var(--color-text);
    margin: var(--spacing-lg) 0;
}

.hero-v2-accent {
    position: relative;
    display: inline-block;
    color: var(--color-primary);
    white-space: nowrap;
}

.hero-v2-squiggle {
    position: absolute;
    left: 0;
    right: 0;
    bottom: -0.18em;
    width: 100%;
    height: 0.22em;
    pointer-events: none;
}

.hero-v2-subtitle {
    font-size: clamp(var(--text-md), 2vw, var(--text-lg));
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    max-width: 34rem;
    margin: 0 auto var(--spacing-xl);
}

@media (min-width: 1024px) {
    .hero-v2-subtitle {
        margin-left: 0;
    }
}

.hero-v2-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

@media (min-width: 1024px) {
    .hero-v2-actions {
        justify-content: flex-start;
    }
}

.hero-v2-trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-lg);
    justify-content: center;
    list-style: none;
    margin: var(--spacing-xl) 0 0;
    padding: 0;
}

@media (min-width: 1024px) {
    .hero-v2-trust {
        justify-content: flex-start;
    }
}

.hero-v2-trust li {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-secondary);
}

.hero-v2-trust svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Decorative blurred blobs */
.hero-v2-blob {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    display: none;
}

@media (min-width: 768px) {
    .hero-v2-blob {
        display: block;
        filter: blur(60px);
        opacity: 0.5;
    }

    .hero-v2-blob-1 {
        top: -60px;
        right: 5%;
        width: 340px;
        height: 340px;
        background: var(--color-primary-light);
    }

    .hero-v2-blob-2 {
        bottom: 10%;
        left: -80px;
        width: 280px;
        height: 280px;
        background: var(--color-amber-tint);
    }

    .hero-v2-blob-3 {
        bottom: -40px;
        right: 30%;
        width: 220px;
        height: 220px;
        background: var(--color-pink-tint);
    }
}

.hero-v2-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    line-height: 0;
    z-index: 0;
}

.hero-v2-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

/* Phone mockup */
.hero-v2-visual {
    position: relative;
    display: flex;
    justify-content: center;
    padding: var(--spacing-md) 0;
}

.phone-mock {
    position: relative;
    z-index: 0; /* own stacking context: keeps .phone-dim/.phone-sheet inside the frame, below the floating cards */
    width: 290px;
    aspect-ratio: 9 / 18;
    background: #fff;
    border: 8px solid var(--color-indigo-ink);
    border-radius: 40px;
    box-shadow: 0 24px 48px rgba(49, 46, 129, 0.18);
    overflow: hidden;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 110px;
    height: 22px;
    background: var(--color-indigo-ink);
    border-radius: 0 0 14px 14px;
    z-index: 2;
}

.phone-screen {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 10px;
    height: 100%;
    padding: 38px 16px 16px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F6FF 100%);
    overflow: hidden;
}

.phone-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.phone-menu {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: #fff;
    border: 1px solid var(--color-border-light);
}

.phone-menu span {
    width: 14px;
    height: 2px;
    border-radius: 2px;
    background: var(--color-text-secondary);
}

.phone-chips {
    display: inline-flex;
    gap: 6px;
}

.phone-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: var(--font-bold);
    border: 1.5px solid;
}

.phone-chip svg {
    width: 13px;
    height: 13px;
}

.phone-chip--flame  { background: var(--color-amber-tint); color: var(--color-amber-dark); border-color: rgba(245, 158, 11, 0.4); }
.phone-chip--trophy { background: #FEF9C3; color: #CA8A04; border-color: rgba(202, 138, 4, 0.35); }

.phone-h {
    font-size: 17px;
    font-weight: var(--font-bold);
    color: var(--color-text);
    letter-spacing: -0.01em;
}

.phone-progress {
    padding: 12px 14px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
}

.phone-progress-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.phone-progress-row > span:first-child {
    font-size: 12px;
    font-weight: var(--font-semibold);
    opacity: 0.92;
}

.phone-progress-pct {
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.22);
    font-size: 12px;
    font-weight: var(--font-bold);
}

.phone-progress-bar {
    height: 8px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.25);
    overflow: hidden;
}

.phone-progress-bar span {
    display: block;
    width: 68%;
    height: 100%;
    border-radius: var(--radius-full);
    background: #fff;
}

.phone-filter {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 12px;
    background: #fff;
    border: 1px solid var(--color-border-light);
}

.phone-filter-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    flex-shrink: 0;
}

.phone-filter-icon svg { width: 16px; height: 16px; }

.phone-filter-text {
    flex: 1;
    font-size: 12px;
    font-weight: var(--font-semibold);
    color: var(--color-text);
}

.phone-filter-chevron {
    color: var(--color-text-tertiary);
    font-size: 16px;
    line-height: 1;
}

/* Dimmed backdrop + module-start bottom sheet (mirrors the app's lesson modal) */
.phone-dim {
    position: absolute;
    inset: 0;
    background: rgba(30, 27, 75, 0.16);
    z-index: 1;
}

.phone-sheet {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    padding: 8px 14px 14px;
    background: #fff;
    border-radius: 22px 22px 0 0;
    box-shadow: 0 -8px 30px rgba(30, 27, 75, 0.2);
}

.phone-sheet-handle {
    display: block;
    width: 36px;
    height: 5px;
    margin: 0 auto 12px;
    border-radius: 3px;
    background: var(--color-border);
}

.phone-sheet-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.phone-sheet-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 12px;
    background: linear-gradient(135deg, #818CF8 0%, var(--color-primary) 100%);
    color: #fff;
    flex-shrink: 0;
}

.phone-sheet-icon svg { width: 18px; height: 18px; }

.phone-sheet-title {
    font-size: 14px;
    font-weight: var(--font-bold);
    color: var(--color-text);
    line-height: 1.2;
}

.phone-sheet-desc {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 9px 10px;
    margin-bottom: 10px;
    border-radius: 10px;
    background: #F7F8FC;
}

.phone-sheet-desc svg {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
    color: var(--color-text-secondary);
    margin-top: 1px;
}

.phone-sheet-desc span {
    font-size: 11px;
    line-height: 1.35;
    color: var(--color-text-secondary);
}

.phone-sheet-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 12px;
}

.phone-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
    padding: 8px 4px;
    border-radius: 10px;
    background: #F7F8FC;
}

.phone-stat svg {
    width: 16px;
    height: 16px;
    color: var(--color-primary);
    margin-bottom: 2px;
}

.phone-stat b {
    font-size: 12px;
    font-weight: var(--font-bold);
    color: var(--color-text);
}

.phone-stat span {
    font-size: 9px;
    color: var(--color-text-tertiary);
}

.phone-sheet-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    font-size: 13px;
    font-weight: var(--font-bold);
}

.phone-sheet-btn svg { width: 14px; height: 14px; }

.flame-inner {
    animation: flame-flicker 1.2s ease-in-out infinite;
    transform-origin: center bottom;
    transform-box: fill-box;
}

/* Floating reward cards around the phone */
.float-card {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 10px 16px;
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card-playful);
    font-size: var(--text-sm);
    font-weight: var(--font-bold);
    color: var(--color-text);
    white-space: nowrap;
}

.float-card svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.float-card--streak {
    top: 6%;
    right: 0;
    animation-delay: 0s;
}

.float-card--xp {
    top: 42%;
    left: 0;
    animation-delay: 1.3s;
}

.float-card--badge {
    bottom: 10%;
    right: 2%;
    animation-delay: 2.6s;
}

@media (max-width: 479px) {
    .float-card--streak { right: -6px; }
    .float-card--xp { left: -6px; }
    .float-card--badge { right: -4px; }
}

/* ----------------------------------------
   7. How It Works
   ---------------------------------------- */
.how-section {
    background: var(--color-surface);
}

.how-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    max-width: 1100px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .how-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-xl);
    }
}

.how-connector {
    display: none;
}

@media (min-width: 768px) {
    .how-connector {
        display: block;
        position: absolute;
        top: 56px;
        left: 8%;
        width: 84%;
        height: 20px;
        z-index: 0;
    }
}

.how-step {
    position: relative;
    z-index: 1;
    padding: var(--spacing-xl);
    text-align: center;
}

.how-step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: #fff;
    margin-bottom: var(--spacing-md);
}

.how-step-num--indigo { background: var(--color-primary); box-shadow: 0 var(--depth-3d-sm) 0 var(--color-primary-dark); }
.how-step-num--green  { background: var(--color-green);   box-shadow: 0 var(--depth-3d-sm) 0 var(--color-green-dark); }
.how-step-num--amber  { background: var(--color-amber);   box-shadow: 0 var(--depth-3d-sm) 0 var(--color-amber-dark); }

.how-step-icon {
    width: 96px;
    height: 96px;
    margin: 0 auto var(--spacing-md);
    display: block;
}

.how-step-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.how-step-text {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* ----------------------------------------
   8. Features (features-v2)
   ---------------------------------------- */
.features-v2 {
    background-color: var(--color-background);
}

.features-v2-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 640px) {
    .features-v2-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

.feature-v2-card {
    padding: var(--spacing-xl);
}

.feature-v2-card .icon-tile {
    margin-bottom: var(--spacing-md);
}

/* ----------------------------------------
   9. Gamification island
   ---------------------------------------- */
.gamification-section {
    background: var(--color-surface);
}

.gami-island {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl) var(--spacing-md);
}

@media (min-width: 768px) {
    .gami-island {
        padding: var(--spacing-3xl) var(--spacing-2xl);
    }
}

.gami-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.35;
    background-image:
        radial-gradient(rgba(255, 255, 255, 0.14) 2px, transparent 2px);
    background-size: 28px 28px;
    pointer-events: none;
}

.gami-header {
    position: relative;
    z-index: 1;
}

.gami-title {
    color: #fff;
}

.gami-subtitle {
    color: rgba(255, 255, 255, 0.85);
}

.gami-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

@media (min-width: 768px) {
    .gami-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.gami-card {
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: 0 4px 0 rgba(49, 46, 129, 0.35), 0 12px 32px rgba(30, 27, 75, 0.25);
    transition: transform var(--transition-normal);
}

.gami-card:hover {
    transform: translateY(-4px);
}

.gami-flame,
.gami-star {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    display: block;
}

.gami-week {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: var(--spacing-md);
}

.gami-day {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    border: 2px solid var(--color-border);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    color: var(--color-text-tertiary);
}

.gami-day--done {
    background: var(--color-amber);
    border-color: var(--color-amber-dark);
    color: #fff;
}

.gami-xp-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.gami-xp-track {
    flex: 1;
    height: 14px;
    border-radius: var(--radius-full);
    background: var(--color-border-light);
    overflow: hidden;
}

.gami-xp-fill {
    width: 0;
    height: 100%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, var(--color-amber) 0%, var(--color-orange) 100%);
    transition: width 900ms var(--ease-bounce) 250ms;
}

.animate-on-scroll.animate-fade-in-up .gami-xp-fill {
    width: 72%;
}

.gami-level-chip {
    flex-shrink: 0;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    background: var(--color-amber-tint);
    color: var(--color-amber-dark);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
}

.gami-badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.gami-badges svg {
    width: 56px;
    height: 56px;
}

.gami-card-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.gami-card-text {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

/* ----------------------------------------
   10. Subjects
   ---------------------------------------- */
.subjects-section {
    background: var(--color-background);
}

.subjects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    list-style: none;
    margin: 0;
    padding: 0;
}

@media (min-width: 480px) {
    .subjects-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 640px) {
    .subjects-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .subjects-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.subject-chip {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    min-width: 0;
}

.subject-chip .icon-tile {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    font-size: var(--text-xl);
}

.subject-chip-name {
    min-width: 0;
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    line-height: var(--leading-snug);
    overflow-wrap: break-word;
}

.subjects-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-xl) auto 0;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: fit-content;
    background: var(--color-amber-tint);
    color: var(--color-amber-dark);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-align: center;
}

/* ----------------------------------------
   11. Parents
   ---------------------------------------- */
.parents-section {
    background: var(--color-surface);
}

.parents-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

@media (min-width: 1024px) {
    .parents-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-3xl);
    }
}

/* Text first on mobile, illustration left on desktop */
.parents-visual {
    order: 2;
    position: relative;
    display: flex;
    justify-content: center;
}

.parents-copy {
    order: 1;
}

@media (min-width: 1024px) {
    .parents-visual { order: 1; }
    .parents-copy { order: 2; }
}

.parents-title {
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
    font-weight: var(--font-bold);
    color: var(--color-text);
    letter-spacing: -0.01em;
    margin: var(--spacing-md) 0;
}

.parents-text {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--spacing-lg);
}

.parents-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.parents-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    font-size: var(--text-md);
    font-weight: var(--font-medium);
    color: var(--color-text);
}

.parents-list svg {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

.dash-mock {
    width: 100%;
    max-width: 420px;
    padding: var(--spacing-lg);
}

.dash-mock:hover {
    transform: none;
    border-color: var(--color-border);
}

.dash-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.dash-title {
    font-size: var(--text-md);
    font-weight: var(--font-semibold);
    color: var(--color-text);
}

.dash-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-pink-tint);
    color: var(--color-pink-dark);
    font-size: var(--text-lg);
}

.dash-chart {
    width: 100%;
    height: auto;
}

.dash-bar {
    transform: scaleY(0);
    transform-origin: center bottom;
    transform-box: fill-box;
    transition: transform 700ms var(--ease-bounce);
}

.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(1) { transition-delay: 100ms; }
.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(2) { transition-delay: 180ms; }
.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(3) { transition-delay: 260ms; }
.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(4) { transition-delay: 340ms; }
.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(5) { transition-delay: 420ms; }
.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(6) { transition-delay: 500ms; }
.animate-on-scroll.animate-fade-in-up .dash-bar:nth-child(7) { transition-delay: 580ms; }

.animate-on-scroll.animate-fade-in-up .dash-bar {
    transform: scaleY(1);
}

.dash-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.dash-stat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
}

.dash-stat--green {
    background: var(--color-green-tint);
    color: var(--color-green-dark);
}

.dash-stat--amber {
    background: var(--color-amber-tint);
    color: var(--color-amber-dark);
}

.float-card--notify {
    bottom: -18px;
    right: 0;
    white-space: normal;
    max-width: 240px;
    font-size: var(--text-xs);
}

@media (min-width: 1024px) {
    .float-card--notify {
        right: -16px;
    }
}

/* On narrow phones the dashboard is too tight for the floating notification
   without overlapping the stat chips — drop it there. */
@media (max-width: 479px) {
    .float-card--notify {
        display: none;
    }
}

/* ----------------------------------------
   12. Final CTA band
   ---------------------------------------- */
.final-cta-section {
    background: var(--color-background);
}

.cta-band {
    position: relative;
    overflow: hidden;
    background: var(--color-indigo-ink);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl) var(--spacing-lg);
    text-align: center;
}

@media (min-width: 768px) {
    .cta-band {
        padding: var(--spacing-3xl) var(--spacing-2xl);
    }
}

.cta-confetti {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.confetti-piece {
    position: absolute;
    width: 14px;
    height: 14px;
    opacity: 0.7;
    animation: confetti-drift 5s ease-in-out infinite;
}

.cta-title {
    position: relative;
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
    font-weight: var(--font-bold);
    color: #fff;
    letter-spacing: -0.01em;
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    position: relative;
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.8);
    max-width: 36rem;
    margin: 0 auto var(--spacing-xl);
    line-height: var(--leading-relaxed);
}

.cta-actions {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.cta-stats {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg) var(--spacing-2xl);
    justify-content: center;
    list-style: none;
    margin: var(--spacing-2xl) 0 0;
    padding: var(--spacing-lg) 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.cta-stats li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.cta-stat-value {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: #fff;
}

.cta-stat-label {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.65);
}

/* ----------------------------------------
   13. Contact restyle (visual only — class names from Contact.razor)
   ---------------------------------------- */
.contact-form-card {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-card-playful);
}

.contact-info-card {
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-card-playful);
    transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.contact-info-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.contact-info-icon {
    border-radius: 16px;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.contact-info-card:nth-child(2) .contact-info-icon {
    background-color: var(--color-green-tint);
    color: var(--color-green-dark);
}

.contact-info-card:nth-child(3) .contact-info-icon {
    background-color: var(--color-cyan-tint);
    color: var(--color-cyan-dark);
}

/* ----------------------------------------
   14. Pricing page
   (selectors used by toggleBilling() JS must keep their names)
   ---------------------------------------- */
.pricing-section {
    background: linear-gradient(180deg, var(--color-background) 0%, var(--color-surface) 100%);
    padding-top: calc(var(--spacing-3xl) + 60px);
    padding-bottom: var(--spacing-3xl);
}

.pricing-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.pricing-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 6px 14px;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.pricing-title {
    font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
    font-weight: var(--font-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pricing-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

.pricing-card-container {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

.pricing-card {
    position: relative;
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-xl);
    text-align: center;
    max-width: 420px;
    width: 100%;
    transition: all var(--transition-normal);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    box-shadow: 0 var(--depth-3d) 0 var(--color-primary-dark), 0 12px 32px rgba(99, 102, 241, 0.12);
    margin-top: var(--spacing-md);
}

.pricing-ribbon {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 5px 16px;
    background: var(--color-amber);
    color: #fff;
    font-size: var(--text-xs);
    font-weight: var(--font-bold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-full);
    box-shadow: 0 var(--depth-3d-sm) 0 var(--color-amber-dark);
    white-space: nowrap;
}

.plan-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 22px;
    margin-bottom: var(--spacing-md);
}

.plan-icon svg {
    width: 36px;
    height: 36px;
}

.plan-icon.primary {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.plan-name {
    font-size: var(--text-2xl);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.plan-description {
    font-size: var(--text-md);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Billing Toggle */
.billing-toggle {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-background);
    border: 2px solid var(--color-border-light);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.billing-toggle span {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-text-tertiary);
    transition: color var(--transition-fast);
}

.billing-toggle span.active {
    color: var(--color-text);
    font-weight: var(--font-semibold);
}

.toggle-switch {
    position: relative;
    width: 56px;
    height: 30px;
    background-color: var(--color-border);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.toggle-switch.active {
    background-color: var(--color-primary);
}

.toggle-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 24px;
    height: 24px;
    background-color: white;
    border-radius: 50%;
    transition: transform var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.toggle-switch.active .toggle-slider {
    transform: translateX(26px);
}

.save-badge {
    display: inline-block;
    padding: 2px 8px;
    background-color: var(--color-green-tint);
    color: var(--color-green-dark);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-full);
    margin-left: var(--spacing-xs);
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    margin-bottom: var(--spacing-xs);
}

.price-amount {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    color: var(--color-text);
}

.price-currency {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--color-text);
}

.price-period {
    font-size: var(--text-md);
    color: var(--color-text-secondary);
    margin-left: 2px;
}

.monthly-equivalent {
    font-size: var(--text-sm);
    color: var(--color-green-dark);
    font-weight: var(--font-medium);
    margin-bottom: var(--spacing-md);
}

.plan-features {
    list-style: none;
    text-align: left;
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    font-size: var(--text-md);
    color: var(--color-text-secondary);
}

.plan-features li svg {
    color: var(--color-green);
    flex-shrink: 0;
}

.plan-button {
    display: block;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-lg);
    transition: transform 80ms ease-out, box-shadow 80ms ease-out, filter 150ms ease-out;
}

.plan-button.primary {
    background: var(--color-green);
    color: white;
    box-shadow: 0 var(--depth-3d) 0 var(--color-green-dark);
}

.plan-button.primary:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
    box-shadow: 0 calc(var(--depth-3d) + 1px) 0 var(--color-green-dark);
}

.plan-button.primary:active {
    filter: none;
    transform: translateY(var(--depth-3d));
    box-shadow: 0 0 0 var(--color-green-dark);
}

.no-commitment {
    font-size: var(--text-sm);
    color: var(--color-text-tertiary);
    margin-top: var(--spacing-md);
    margin-bottom: 0;
}

/* Trial Banner */
.trial-banner {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-card-playful);
}

.trial-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background-color: var(--color-amber-tint);
    border-radius: 20px;
    color: var(--color-amber-dark);
    flex-shrink: 0;
}

.trial-content h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.trial-content p {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin: 0;
}

/* Responsive - Tablet */
@media (max-width: 1024px) {
    .pricing-card {
        max-width: 100%;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .pricing-section {
        padding-top: calc(var(--spacing-2xl) + 60px);
        padding-bottom: var(--spacing-2xl);
    }

    .pricing-header {
        padding: 0 var(--spacing-sm);
    }

    .pricing-title {
        font-size: var(--text-2xl);
    }

    .pricing-subtitle {
        font-size: var(--text-base);
        padding: 0 var(--spacing-sm);
    }

    .pricing-card-container {
        padding: 0 var(--spacing-sm);
    }

    .pricing-card {
        padding: var(--spacing-lg);
    }

    .plan-icon {
        width: 56px;
        height: 56px;
    }

    .plan-icon svg {
        width: 28px;
        height: 28px;
    }

    .plan-name {
        font-size: var(--text-xl);
    }

    .billing-toggle {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .toggle-label {
        font-size: var(--text-xs);
    }

    .save-badge {
        display: block;
        margin-left: 0;
        margin-top: 4px;
    }

    .price-amount {
        font-size: var(--text-4xl);
    }

    .plan-features {
        padding: var(--spacing-md) 0;
        margin: var(--spacing-md) 0;
    }

    .plan-features li {
        font-size: var(--text-sm);
        padding: var(--spacing-xs) 0;
    }

    .plan-features li svg {
        width: 16px;
        height: 16px;
    }

    .plan-button {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--text-md);
    }

    .trial-banner {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
        margin: 0 var(--spacing-sm) var(--spacing-xl);
    }

    .trial-icon {
        width: 48px;
        height: 48px;
    }

    .trial-icon svg {
        width: 24px;
        height: 24px;
    }

    .trial-content h3 {
        font-size: var(--text-base);
    }
}

/* Very small screens */
@media (max-width: 380px) {
    .pricing-title {
        font-size: var(--text-xl);
    }

    .billing-toggle {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .toggle-switch {
        width: 44px;
        height: 24px;
    }

    .toggle-slider {
        width: 18px;
        height: 18px;
    }

    .toggle-switch.active .toggle-slider {
        transform: translateX(20px);
    }
}

/* ----------------------------------------
   15. FAQ hero decorations
   ---------------------------------------- */
.faq-hero-bubble {
    position: absolute;
    width: 64px;
    height: 64px;
    pointer-events: none;
    display: none;
}

@media (min-width: 768px) {
    .faq-hero-bubble {
        display: block;
    }

    .faq-hero-bubble--left {
        top: 24%;
        left: 12%;
        animation-delay: 0.6s;
    }

    .faq-hero-bubble--right {
        top: 38%;
        right: 12%;
        width: 48px;
        height: 48px;
    }
}

/* ----------------------------------------
   20. Reduced Motion
   ---------------------------------------- */
@media (prefers-reduced-motion: reduce) {
    .float-anim,
    .wiggle-anim,
    .flame-inner,
    .confetti-piece {
        animation: none !important;
    }

    .btn-3d,
    .btn-3d:hover:not(:disabled),
    .btn-3d:active:not(:disabled) {
        transform: none;
        transition: none;
    }

    .card-playful,
    .card-playful:hover {
        transform: none;
    }

    .animate-on-scroll {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }

    .gami-xp-fill {
        transition: none !important;
        width: 72%;
    }

    .dash-bar {
        transition: none !important;
        transform: scaleY(1);
    }
}