/* ============================================
   PrepTutorAI Landing Page — Playful Design System
   ============================================ */

/* --- Custom Properties --- */
:root {
    /* Backgrounds (light base) */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F6FF;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FFF8F0;
    --bg-elevated: #F0EDFF;

    /* Text */
    --text-primary: #1A1135;
    --text-secondary: #5C5470;
    --text-muted: #9490A8;

    /* Multi-color accents */
    --color-coral: #FF6B6B;
    --color-coral-dark: #E85555;
    --color-cyan: #00D4FF;
    --color-yellow: #FFD93D;
    --color-pink: #FF36AB;
    --color-lime: #7BED6F;
    --color-purple: #8B5CF6;
    --color-blue: #3B82F6;

    /* Gradients */
    --gradient-cta: linear-gradient(135deg, #FF6B6B 0%, #FF36AB 100%);
    --gradient-hero: linear-gradient(135deg, #FF6B6B 0%, #FFD93D 25%, #7BED6F 50%, #00D4FF 75%, #8B5CF6 100%);
    --gradient-text: linear-gradient(135deg, #FF6B6B 0%, #8B5CF6 50%, #00D4FF 100%);

    /* Borders */
    --border-subtle: rgba(0, 0, 0, 0.04);
    --border-card: rgba(0, 0, 0, 0.06);
    --border-hover: rgba(255, 107, 107, 0.3);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 50px rgba(0, 0, 0, 0.1);
    --shadow-glow-coral: 0 8px 30px rgba(255, 107, 107, 0.3);
    --shadow-glow-purple: 0 8px 30px rgba(139, 92, 246, 0.2);
    --shadow-glow-cyan: 0 8px 30px rgba(0, 212, 255, 0.2);

    /* Spacing */
    --section-py: clamp(5rem, 10vw, 8rem);
    --container-px: clamp(1.25rem, 4vw, 2rem);
    --container-max: 1200px;

    /* Typography */
    --font-body: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Fredoka', 'Nunito', sans-serif;

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --duration-fast: 150ms;
    --duration-normal: 300ms;
    --duration-slow: 500ms;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img, svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

ul, ol {
    list-style: none;
}

/* --- Focus States --- */
:focus-visible {
    outline: 2px solid var(--color-coral);
    outline-offset: 3px;
    border-radius: var(--radius-sm);
}

/* --- Utility --- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-px);
}

.section {
    padding: var(--section-py) 0;
    position: relative;
    overflow: hidden;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --- Section Headers --- */
.section__header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto clamp(3rem, 6vw, 4.5rem);
}

.section__badge {
    display: inline-block;
    padding: 0.4rem 1.25rem;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(255, 107, 107, 0.15);
    color: var(--color-coral);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.section__title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.section__subtitle {
    font-size: clamp(1rem, 1.8vw, 1.15rem);
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-full);
    padding: 0.8rem 1.75rem;
    transition: all var(--duration-normal) var(--ease-spring);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn--primary {
    background: var(--gradient-cta);
    color: #fff;
    box-shadow: 0 4px 20px rgba(255, 107, 107, 0.35);
    border: none;
}

.btn--primary:hover {
    box-shadow: 0 8px 35px rgba(255, 107, 107, 0.5);
    transform: translateY(-2px) scale(1.03);
}

.btn--primary:active {
    transform: translateY(0) scale(0.98);
}

.btn--ghost {
    background: rgba(26, 17, 53, 0.04);
    color: var(--text-primary);
    border: 2px solid var(--border-card);
}

.btn--ghost:hover {
    background: rgba(255, 107, 107, 0.06);
    border-color: var(--color-coral);
    color: var(--color-coral);
}

.btn--outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-card);
}

.btn--outline:hover {
    background: rgba(255, 107, 107, 0.06);
    border-color: var(--color-coral);
    color: var(--color-coral);
    transform: translateY(-2px);
}

.btn--sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn--lg {
    padding: 1rem 2.25rem;
    font-size: 1.05rem;
}

.btn--full {
    width: 100%;
}

/* ============================================
   Navbar
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0.75rem 0;
    transition: all var(--duration-normal) var(--ease-out);
    background: transparent;
}

.navbar--scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.5rem 0;
    box-shadow: var(--shadow-sm);
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    flex-shrink: 0;
}

.navbar__menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.navbar__link {
    padding: 0.5rem 0.875rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--duration-fast) var(--ease-out);
}

.navbar__link:hover {
    color: var(--color-coral);
    background: rgba(255, 107, 107, 0.06);
}

.navbar__cta {
    margin-left: 0.75rem;
}

/* Hamburger */
.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    height: 28px;
    justify-content: center;
    align-items: center;
    z-index: 1001;
}

.navbar__toggle-bar {
    display: block;
    width: 22px;
    height: 2.5px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--duration-normal) var(--ease-out);
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(2) {
    opacity: 0;
}

.navbar__toggle--active .navbar__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Hero
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
    padding-top: 5rem;
}

.hero__bg-glow {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 20% 50%, rgba(255, 107, 107, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 50% 60% at 80% 30%, rgba(0, 212, 255, 0.07) 0%, transparent 60%),
        radial-gradient(ellipse 40% 40% at 60% 80%, rgba(139, 92, 246, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse 30% 30% at 10% 20%, rgba(255, 217, 61, 0.05) 0%, transparent 50%);
    pointer-events: none;
    animation: gradient-drift 20s ease-in-out infinite alternate;
}

@keyframes gradient-drift {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -10px) scale(1.02); }
    100% { transform: translate(-10px, 15px) scale(1.01); }
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: center;
    padding: 2rem 0;
    position: relative;
    z-index: 2;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1.25rem;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(123, 237, 111, 0.12), rgba(0, 212, 255, 0.12));
    border: 1px solid rgba(123, 237, 111, 0.2);
    color: #16a34a;
    font-size: 0.8125rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    animation: pulse-scale 3s ease-in-out infinite;
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #16a34a;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

@keyframes pulse-scale {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.hero__title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.08;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero__title-boring {
    display: block;
    color: var(--text-muted);
    text-decoration: line-through;
    text-decoration-color: var(--color-coral);
    text-decoration-thickness: 3px;
}

.hero__title-fun {
    display: block;
}

.hero__typewriter {
    color: var(--color-coral);
    border-right: 3px solid var(--color-coral);
    padding-right: 4px;
    animation: blink-cursor 0.7s step-end infinite;
}

@keyframes blink-cursor {
    0%, 100% { border-color: var(--color-coral); }
    50% { border-color: transparent; }
}

.hero__subtitle {
    font-size: clamp(1.05rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.hero__stats {
    display: flex;
    gap: 2.5rem;
}

.hero__stat {
    display: flex;
    flex-direction: column;
}

.hero__stat-number {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__stat-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 600;
    margin-top: 0.125rem;
}

/* Hero Floating Elements */
.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    min-height: 400px;
}

.hero__floaters {
    position: relative;
    width: 100%;
    height: 400px;
}

.hero__floater {
    position: absolute;
    padding: 0.6rem 1.25rem;
    border-radius: var(--radius-full);
    background: var(--bg-card);
    box-shadow: var(--shadow-md);
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    pointer-events: none;
    animation: float 6s ease-in-out infinite;
    border: 1px solid var(--border-card);
}

.hero__floater--xp {
    top: 10%;
    left: 5%;
    color: var(--color-purple);
    background: linear-gradient(135deg, #F0EDFF, #FFFFFF);
    border-color: rgba(139, 92, 246, 0.15);
    animation-duration: 5.5s;
    animation-delay: -0.5s;
    font-size: 1.1rem;
}

.hero__floater--streak {
    top: 5%;
    right: 10%;
    color: #e67e00;
    background: linear-gradient(135deg, #FFF8E7, #FFFFFF);
    border-color: rgba(255, 217, 61, 0.2);
    animation-duration: 7s;
    animation-delay: -1.5s;
}

.hero__floater--boss {
    top: 40%;
    right: 0;
    color: var(--color-coral);
    background: linear-gradient(135deg, #FFF0F0, #FFFFFF);
    border-color: rgba(255, 107, 107, 0.15);
    animation-duration: 6.5s;
    animation-delay: -2s;
    font-size: 1rem;
}

.hero__floater--level {
    bottom: 25%;
    left: 0;
    color: var(--color-blue);
    background: linear-gradient(135deg, #EFF6FF, #FFFFFF);
    border-color: rgba(59, 130, 246, 0.15);
    animation-duration: 5.8s;
    animation-delay: -3s;
}

.hero__floater--quiz {
    bottom: 10%;
    right: 15%;
    color: #16a34a;
    background: linear-gradient(135deg, #ECFDF5, #FFFFFF);
    border-color: rgba(123, 237, 111, 0.2);
    animation-duration: 6.2s;
    animation-delay: -1s;
}

.hero__floater--trophy {
    top: 55%;
    left: 20%;
    color: var(--color-yellow);
    animation-duration: 7.5s;
    animation-delay: -4s;
    font-size: 1.5rem;
    padding: 0.8rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #FFFDF0, #FFFFFF);
    border-color: rgba(255, 217, 61, 0.2);
}

.hero__floater--power {
    bottom: 40%;
    right: 35%;
    color: var(--color-cyan);
    background: linear-gradient(135deg, #ECFEFF, #FFFFFF);
    border-color: rgba(0, 212, 255, 0.15);
    animation-duration: 5.2s;
    animation-delay: -2.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-12px) rotate(1deg); }
    50% { transform: translateY(-20px) rotate(-1deg); }
    75% { transform: translateY(-8px) rotate(0.5deg); }
}

/* Hero Particle Container */
.hero__particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.hero__particle {
    position: absolute;
    font-size: 1.2rem;
    opacity: 0;
    animation: particle-float linear infinite;
    pointer-events: none;
}

@keyframes particle-float {
    0% { opacity: 0; transform: translateY(100%) rotate(0deg); }
    10% { opacity: 0.3; }
    90% { opacity: 0.15; }
    100% { opacity: 0; transform: translateY(-100vh) rotate(360deg); }
}

/* ============================================
   Social Proof
   ============================================ */
.social-proof {
    padding: 2.5rem 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.social-proof__label {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
}

.social-proof__logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.social-proof__item {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-full);
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    transition: all var(--duration-normal) var(--ease-spring);
}

.social-proof__item:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-sm);
    color: var(--color-coral);
    border-color: var(--border-hover);
}

/* ============================================
   How It Works
   ============================================ */
.how-it-works {
    background: var(--bg-primary);
}

.how-it-works::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: var(--color-cyan);
    opacity: 0.04;
    filter: blur(100px);
    top: -150px;
    right: -150px;
    pointer-events: none;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
}

.step {
    flex: 1;
    max-width: 260px;
    text-align: center;
    padding: 0 1rem;
}

.step__number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.75rem;
    opacity: 0.3;
}

.step__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(139, 92, 246, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--color-coral);
    transition: all var(--duration-normal) var(--ease-spring);
}

.step:hover .step__icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: var(--shadow-glow-coral);
}

.step__title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.step__desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.step__connector {
    display: flex;
    align-items: center;
    padding-top: 5rem;
    flex-shrink: 0;
}

/* ============================================
   Features
   ============================================ */
.features {
    background: var(--bg-secondary);
}

.features::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: var(--color-purple);
    opacity: 0.04;
    filter: blur(120px);
    bottom: -200px;
    left: -200px;
    pointer-events: none;
}

.features::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--color-yellow);
    opacity: 0.05;
    filter: blur(100px);
    top: -100px;
    right: -100px;
    pointer-events: none;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--duration-normal) var(--ease-spring);
    position: relative;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.feature-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    transition: transform var(--duration-normal) var(--ease-spring);
}

.feature-card:hover .feature-card__icon {
    transform: scale(1.1) rotate(-5deg);
}

.feature-card__icon--coral { background: rgba(255, 107, 107, 0.12); color: var(--color-coral); }
.feature-card__icon--blue { background: rgba(59, 130, 246, 0.12); color: var(--color-blue); }
.feature-card__icon--yellow { background: rgba(255, 217, 61, 0.15); color: #D97706; }
.feature-card__icon--green { background: rgba(123, 237, 111, 0.12); color: #16a34a; }
.feature-card__icon--pink { background: rgba(255, 54, 171, 0.1); color: var(--color-pink); }
.feature-card__icon--cyan { background: rgba(0, 212, 255, 0.1); color: #0891B2; }

/* Legacy icon class support */
.feature-card__icon--purple { background: rgba(139, 92, 246, 0.12); color: var(--color-purple); }
.feature-card__icon--amber { background: rgba(255, 217, 61, 0.15); color: #D97706; }

.feature-card__title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.feature-card__desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ============================================
   Pricing
   ============================================ */
.pricing {
    background: var(--bg-primary);
}

.pricing::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: var(--color-coral);
    opacity: 0.04;
    filter: blur(100px);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.pricing__toggle {
    display: inline-flex;
    align-items: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    padding: 4px;
    margin-top: 1.5rem;
    position: relative;
    border: 1px solid var(--border-card);
}

.pricing__toggle-btn {
    padding: 0.5rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    transition: all var(--duration-normal) var(--ease-out);
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing__toggle-btn--active {
    color: var(--text-primary);
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
}

.pricing__toggle-save {
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
    background: var(--gradient-cta);
    color: #fff;
    font-weight: 700;
}

.pricing__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    align-items: start;
}

.pricing-card {
    background: var(--bg-card);
    border: 2px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--duration-normal) var(--ease-spring);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.pricing-card--featured {
    border-color: var(--color-coral);
    background: linear-gradient(180deg, rgba(255, 107, 107, 0.03) 0%, var(--bg-card) 100%);
    box-shadow: var(--shadow-glow-coral);
    transform: scale(1.02);
}

.pricing-card--featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.3rem 1rem;
    border-radius: var(--radius-full);
    background: var(--gradient-cta);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
    animation: pulse-scale 2.5s ease-in-out infinite;
}

.pricing-card__header {
    margin-bottom: 1.25rem;
}

.pricing-card__name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.pricing-card__desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.pricing-card__price {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}

.pricing-card__amount {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: all var(--duration-normal) var(--ease-out);
}

.pricing-card__period {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.pricing-card__features {
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.pricing-card__features li {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.pricing-card__features li svg {
    flex-shrink: 0;
}

/* ============================================
   Audience
   ============================================ */
.audience {
    background: var(--bg-secondary);
}

.audience::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: var(--color-lime);
    opacity: 0.05;
    filter: blur(100px);
    top: -100px;
    left: -100px;
    pointer-events: none;
}

.audience__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.audience-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    transition: all var(--duration-normal) var(--ease-spring);
}

.audience-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.audience-card__icon {
    margin: 0 auto 1.25rem;
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--duration-normal) var(--ease-spring);
}

.audience-card:hover .audience-card__icon {
    transform: scale(1.15) rotate(-3deg);
}

.audience-card__title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.audience-card__desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.65;
    margin-bottom: 1.25rem;
}

.audience-card__tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.audience-card__tags li {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.08), rgba(139, 92, 246, 0.08));
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-purple);
}

/* ============================================
   Testimonials
   ============================================ */
.testimonials {
    background: var(--bg-primary);
}

.testimonials::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: var(--color-pink);
    opacity: 0.03;
    filter: blur(120px);
    bottom: -200px;
    right: -200px;
    pointer-events: none;
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: all var(--duration-normal) var(--ease-spring);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.testimonial-card__stars {
    display: flex;
    gap: 2px;
    margin-bottom: 1rem;
}

.testimonial-card__quote {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.testimonial-card__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-cta);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    font-family: var(--font-heading);
}

.testimonial-card__name {
    font-weight: 700;
    font-size: 0.9rem;
}

.testimonial-card__role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ============================================
   FAQ
   ============================================ */
.faq {
    background: var(--bg-secondary);
}

.faq__list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-out);
}

.faq-item:hover {
    border-color: rgba(255, 107, 107, 0.15);
}

.faq-item--open {
    border-color: rgba(255, 107, 107, 0.2);
    box-shadow: var(--shadow-sm);
}

.faq-item__trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    text-align: left;
    transition: color var(--duration-fast) var(--ease-out);
}

.faq-item__trigger:hover {
    color: var(--color-coral);
}

.faq-item__icon {
    flex-shrink: 0;
    transition: transform var(--duration-normal) var(--ease-spring);
    color: var(--text-muted);
}

.faq-item--open .faq-item__icon {
    transform: rotate(180deg);
    color: var(--color-coral);
}

.faq-item__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--duration-normal) var(--ease-out);
}

.faq-item__content p {
    padding: 0 1.5rem 1.25rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Final CTA
   ============================================ */
.cta-final {
    background: var(--bg-primary);
}

.cta-final__inner {
    text-align: center;
    padding: clamp(3rem, 6vw, 5rem);
    border-radius: var(--radius-xl);
    background: linear-gradient(135deg, #1A1135 0%, #2D1B69 50%, #1A1135 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

.cta-final__glow {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255, 107, 107, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.15) 0%, transparent 50%);
    pointer-events: none;
    animation: gradient-drift 15s ease-in-out infinite alternate;
}

.cta-final__title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta-final__subtitle {
    font-size: clamp(0.95rem, 1.8vw, 1.1rem);
    color: rgba(255, 255, 255, 0.75);
    max-width: 560px;
    margin: 0 auto 2rem;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.cta-final__actions {
    position: relative;
    z-index: 1;
}

.cta-final__note {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 1rem;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--bg-secondary);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-card);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer__brand {
    max-width: 280px;
}

.footer__tagline {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.75rem;
    line-height: 1.6;
}

.footer__heading {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 1rem;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer__links a {
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: color var(--duration-fast) var(--ease-out);
}

.footer__links a:hover {
    color: var(--color-coral);
}

.footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid var(--border-card);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer__social {
    display: flex;
    gap: 1rem;
}

.footer__social a {
    color: var(--text-muted);
    transition: all var(--duration-fast) var(--ease-out);
}

.footer__social a:hover {
    color: var(--color-coral);
    transform: translateY(-2px);
}

/* ============================================
   Scroll Animations
   ============================================ */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-spring);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.steps .step:nth-child(1) .animate-on-scroll,
.steps .animate-on-scroll:nth-child(1) { transition-delay: 0ms; }
.steps .step:nth-child(2) .animate-on-scroll,
.steps .animate-on-scroll:nth-child(3) { transition-delay: 100ms; }
.steps .step:nth-child(3) .animate-on-scroll,
.steps .animate-on-scroll:nth-child(5) { transition-delay: 200ms; }
.steps .step:nth-child(4) .animate-on-scroll,
.steps .animate-on-scroll:nth-child(7) { transition-delay: 300ms; }

.features__grid .animate-on-scroll:nth-child(1) { transition-delay: 0ms; }
.features__grid .animate-on-scroll:nth-child(2) { transition-delay: 80ms; }
.features__grid .animate-on-scroll:nth-child(3) { transition-delay: 160ms; }
.features__grid .animate-on-scroll:nth-child(4) { transition-delay: 240ms; }
.features__grid .animate-on-scroll:nth-child(5) { transition-delay: 320ms; }
.features__grid .animate-on-scroll:nth-child(6) { transition-delay: 400ms; }

/* ============================================
   Confetti
   ============================================ */
.confetti-particle {
    position: fixed;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    animation: confetti-burst 1.2s ease-out forwards;
}

@keyframes confetti-burst {
    0% {
        opacity: 1;
        transform: translate(var(--dx, 0), var(--dy, 0)) scale(1) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translate(calc(var(--dx, 0) * 3), calc(var(--dy, 0) * 3 + 100px)) scale(0.3) rotate(720deg);
    }
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__stats {
        justify-content: center;
    }

    .hero__visual {
        display: none;
    }

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

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

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

    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .navbar__toggle {
        display: flex;
    }

    .navbar__menu {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 280px;
        background: var(--bg-primary);
        flex-direction: column;
        align-items: stretch;
        padding: 5rem 1.5rem 2rem;
        gap: 0.25rem;
        transform: translateX(100%);
        transition: transform var(--duration-normal) var(--ease-out);
        box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
        z-index: 999;
    }

    .navbar__menu--open {
        transform: translateX(0);
    }

    .navbar__link {
        padding: 0.75rem 1rem;
        font-size: 1rem;
        border-radius: var(--radius-md);
    }

    .navbar__cta {
        margin-left: 0;
        margin-top: 0.5rem;
        text-align: center;
    }

    .steps {
        flex-direction: column;
        align-items: center;
        gap: 1.5rem;
    }

    .step__connector {
        display: none;
    }

    .step {
        max-width: 100%;
    }

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

    .pricing__grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .pricing-card--featured {
        transform: none;
    }

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

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

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

    .footer__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer__bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 400px) {
    .hero__title {
        font-size: 2rem;
    }

    .hero__stats {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }

    .social-proof__logos {
        gap: 0.5rem;
    }

    .social-proof__item {
        font-size: 0.8rem;
        padding: 0.3rem 0.75rem;
    }
}

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

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

    .hero__typewriter {
        animation: none;
        border-color: var(--color-coral);
    }

    .hero__floater {
        animation: none;
    }

    .hero__particle {
        display: none;
    }
}