/* Root Variables & Reset */
:root {
    --primary: #0F172A;
    /* Deep Navy from theme/logo context */
    --primary-light: #1E293B;
    --accent: #23B8FF;
    /* AppColors Bright Cyan from yearColorPalette */
    --accent-hover: #1696E3;
    /* AppColors.primary (Indigo) */
    --success: #10B981;
    --danger: #EF4444;
    --warning: #FFA500;
    /* AppColors.premiumAccent for Warning state */
    --text-main: #111827;
    /* From AppColors.textPrimary */
    --text-muted: #6B7280;
    /* From AppColors.textSecondary */
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 20px rgba(35, 184, 255, 0.4);

    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.align-center {
    align-items: center;
}

.center {
    text-align: center;
}

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.bg-primary {
    background-color: var(--primary);
}

.text-white {
    color: var(--bg-white) !important;
}

.text-primary {
    color: var(--primary);
}

.mt-2 {
    margin-top: 1rem;
}

.mt-4 {
    margin-top: 2rem;
}

.pt-2 {
    padding-top: 1rem;
}

.pt-5 {
    padding-top: 3rem;
}

.pb-2 {
    padding-bottom: 1rem;
}

.w-full {
    width: 100%;
}

.w-80 {
    width: 80%;
}

.w-70 {
    width: 70%;
}

.w-60 {
    width: 60%;
}

.w-50 {
    width: 50%;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
}

.btn-large {
    padding: 14px 32px;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--accent);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background-color: rgba(245, 158, 11, 0.1);
}

.color-play-img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.play-store-footer .color-play-img {
    width: 28px;
    height: 28px;
}

.btn-light {
    background-color: white;
    color: var(--primary);
}

.btn-light:hover {
    background-color: #f1f5f9;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.has-glow {
    box-shadow: var(--shadow-glow);
}

.has-glow:hover {
    box-shadow: 0 0 25px rgba(245, 158, 11, 0.6);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
    font-family: 'Outfit', sans-serif;
    letter-spacing: 0.5px;
}

.badge-outline {
    border: 1px solid var(--primary);
    color: var(--primary);
}

.badge-warning {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--accent);
}

.dark-section .badge {
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    border-left: 3px solid var(--accent);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon-img {
    height: 50px;
    width: auto;
    object-fit: cover;
    border-radius: 20%;
    /* Perfect circle / round corners */
    box-shadow: var(--shadow-sm);
    /* Minor dropshadow for depth */
}

.logo-icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.2rem;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
}

.logo-icon::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.3) 50%, rgba(255, 255, 255, 0) 100%);
    transform: rotate(45deg);
    animation: shine 4s infinite;
}

@keyframes shine {
    0% {
        left: -100%;
        top: -100%;
    }

    20% {
        left: 100%;
        top: 100%;
    }

    100% {
        left: 100%;
        top: 100%;
    }
}

.logo-text {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

/* Dark Sections Global */
.dark-section {
    background-color: var(--primary);
    color: #e2e8f0;
    position: relative;
    overflow: hidden;
}

.dark-section h1,
.dark-section h2,
.dark-section h3 {
    color: white;
}

.highlight {
    color: var(--accent);
}

/* Hero Section */
.hero {
    padding-top: 140px;
    padding-bottom: 80px;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 90%;
    opacity: 0.9;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    gap: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
}

.stat-item h3 {
    font-size: 2.5rem;
    display: inline-block;
    color: var(--accent);
}

.stat-item span {
    font-size: 2rem;
    color: var(--accent);
    font-weight: 700;
}

.stat-item p {
    font-size: 0.9rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Glass Panels */
.glass-panel {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.dark-glass {
    background: rgba(15, 23, 42, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Hero Visuals */
.hero-visual {
    position: relative;
}

.main-mockup {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    background: var(--bg-white);
    color: var(--text-main);
    overflow: hidden;
    position: relative;
    z-index: 2;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.main-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    background: var(--primary-light);
    padding: 15px 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    color: white;
}

.dots {
    display: flex;
    gap: 6px;
}

.dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.dots span:nth-child(1) {
    background: #FF5F56;
}

.dots span:nth-child(2) {
    background: #FFBD2E;
}

.dots span:nth-child(3) {
    background: #27C93F;
}

.mockup-title {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.1rem;
}

.mockup-body {
    padding: 30px 20px;
}

.skel-line {
    height: 12px;
    background: #e2e8f0;
    border-radius: 6px;
    margin-bottom: 10px;
}

.question-skeleton {
    margin-bottom: 30px;
}

.skel-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    margin-bottom: 15px;
    transition: var(--transition);
}

.skel-option.active {
    border-color: var(--accent);
    background: rgba(245, 158, 11, 0.05);
}

.skel-option.active .skel-circle {
    background: var(--accent);
    border-color: var(--accent);
}

.skel-circle {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid #cbd5e1;
}

.mockup-action {
    margin-top: 20px;
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 12px;
    border-radius: var(--radius-md);
    font-weight: 600;
}

.floating-badge {
    position: absolute;
    background: white;
    color: var(--primary);
    padding: 12px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 3;
    animation: float 4s ease-in-out infinite;
}

.floating-badge i {
    color: var(--accent);
    font-size: 1.2rem;
}

.badge-1 {
    top: 15%;
    left: -15%;
}

.badge-2 {
    bottom: 15%;
    right: -10%;
    animation-delay: 2s;
}

.badge-3 {
    top: 5%;
    right: -15%;
    animation-delay: 1.5s;
}

.badge-4 {
    bottom: 25%;
    left: -20%;
    animation-delay: 3s;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-15px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Blobs */
.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
    opacity: 0.6;
}

.blob-1 {
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: rgba(245, 158, 11, 0.3);
    /* Gold/Orange */
}

.blob-2 {
    bottom: -100px;
    left: 10%;
    width: 300px;
    height: 300px;
    background: rgba(59, 130, 246, 0.2);
    /* Blueish */
}

.blob-3 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background: rgba(245, 158, 11, 0.15);
}

/* Features grid */
.section-header {
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(245, 158, 11, 0.3);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    border-radius: 12px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--accent);
    color: white;
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* MCQ Types */
.question-types-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.q-type-chip {
    background: white;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    font-weight: 600;
    color: var(--primary);
    border-left: 4px solid var(--accent);
    font-size: 1.1rem;
    width: max-content;
}

.q-type-chip:nth-child(even) {
    margin-left: 40px;
}

@keyframes float-horizontal {
    0% {
        transform: translateX(0px);
    }

    50% {
        transform: translateX(10px);
    }

    100% {
        transform: translateX(0px);
    }
}

.float-animation {
    animation: float-horizontal 4s ease-in-out infinite;
}

.feature-list {
    margin-top: 30px;
}

.feature-list li {
    margin-bottom: 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.feature-list i {
    margin-top: 4px;
}

/* Analytics Section */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 10;
}

.analytics-card {
    padding: 30px;
}

.analytics-card h3 {
    margin: 15px 0 10px;
}

.analytics-card p {
    opacity: 0.8;
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.card-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border-radius: 12px;
    color: var(--accent);
}

.fake-chart {
    height: 120px;
    width: 100%;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 10px;
}

.donut-chart {
    border-radius: 50%;
    width: 120px;
    height: 120px;
    margin: 0 auto;
    background: conic-gradient(var(--accent) 0% 40%, var(--primary-light) 40% 75%, var(--success) 75% 100%);
    position: relative;
}

.donut-chart::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
}

.bar-chart .bar {
    width: 20%;
    background: var(--primary-light);
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
    transition: var(--transition);
}

.bar-chart .bar:nth-child(2) {
    background: var(--accent);
}

.bar-chart:hover .bar {
    background: rgba(255, 255, 255, 0.2);
}

.bar-chart:hover .bar:nth-child(2) {
    background: var(--accent);
}

.svg-line {
    width: 100%;
    height: 100%;
}

.analytics-summary {
    position: relative;
    z-index: 10;
    padding: 30px;
    border-radius: var(--radius-lg);
}

.stat-row {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
}

.stat-box {
    text-align: center;
}

.stat-box .label {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
    margin-bottom: 5px;
}

.stat-box .value {
    font-size: 2rem;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
}

.stat-box.success .value {
    color: var(--success);
}

.stat-box.danger .value {
    color: var(--danger);
}

.stat-box.primary .value {
    color: var(--accent);
}

/* Mini Dashboard Grid */
.mini-analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.mini-stat-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.mini-stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    border-color: rgba(245, 158, 11, 0.3);
}

.mini-stat-card i {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 12px;
}

.mini-stat-card h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.mini-stat-card p {
    font-size: 0.9rem;
    color: #cbd5e1;
    margin: 0;
}

/* Future Section */
/* Future Section */
.future {
    position: relative;
    overflow: hidden;
}

.future-feature {
    display: flex;
    gap: 20px;
    margin-top: 25px;
    padding: 20px;
    border-radius: var(--radius-xl);
    background: white;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.future-feature:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1), 0 0 20px rgba(35, 184, 255, 0.1);
    /* Soft Glow */
}

.icon-box {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: var(--bg-light);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.icon-box.ai-glow {
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: none;
}

.future-feature:hover .icon-box.ai-glow {
    background: rgba(35, 184, 255, 0.1);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(35, 184, 255, 0.4);
    transform: rotate(5deg) scale(1.05);
}

.future .section-title,
.future-feature h4 {
    margin-bottom: 8px;
    font-size: 1.3rem;
    color: var(--primary) !important;
}

.future .section-desc,
.future-feature p {
    color: var(--text-muted) !important;
    font-weight: 500;
    line-height: 1.6;
}

.future .badge-warning {
    color: #d97706 !important;
    /* High contrast dark amber/orange on light BG */
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.ai-mockup {
    padding: 40px 30px;
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
    background: white;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--accent);
    box-shadow: 0 0 25px 4px var(--accent);
    animation: scan 2.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
    z-index: 10;
}

@keyframes scan {
    0% {
        top: -10%;
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        top: 110%;
        opacity: 0;
    }
}

.upload-area {
    border: 2px dashed rgba(0, 0, 0, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px 20px;
    text-align: center;
    margin-bottom: 20px;
}

.upload-area i {
    color: var(--accent);
    margin-bottom: 15px;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 3px;
    margin-top: 20px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 45%;
    background: var(--accent);
    animation: progress 2s ease-in-out infinite alternate;
}

@keyframes progress {
    0% {
        width: 10%;
    }

    100% {
        width: 90%;
    }
}

.ai-generating {
    background: rgba(0, 0, 0, 0.02);
    padding: 15px;
    border-radius: var(--radius-md);
    text-align: center;
    font-weight: 600;
    color: var(--primary);
}

/* CTA */
.cta-section {
    padding: 100px 0;
    overflow: hidden;
}

.cta-section h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-container {
    position: relative;
    z-index: 2;
}

.overlay-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    z-index: 1;
    opacity: 0.5;
}

/* Footer */
.footer {
    background: var(--primary-light);
    color: #e2e8f0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 40px;
}

.footer-desc {
    opacity: 0.7;
    max-width: 80%;
}

.footer h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-links ul li,
.contact-emails li {
    margin-bottom: 12px;
}

.footer-links a,
.contact-emails a {
    opacity: 0.7;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover,
.contact-emails a:hover {
    opacity: 1;
    color: var(--accent);
}

.play-store-footer {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: black;
    color: white;
    padding: 8px 16px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.play-store-footer:hover {
    border-color: var(--accent);
}

.store-text {
    display: flex;
    flex-direction: column;
}

.store-text .small {
    font-size: 0.6rem;
    line-height: 1;
}

.store-text .large {
    font-size: 1rem;
    font-weight: 600;
}

.footer-bottom {
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Animations Logic */
.animate-on-scroll {
    opacity: 0;
    transition: all 0.8s ease-out;
}

.slide-up {
    transform: translateY(40px);
}

.slide-right {
    transform: translateX(-40px);
}

.slide-left {
    transform: translateX(40px);
}

.zoom-in {
    transform: scale(0.9);
}

.fade-in {
    transform: none;
}

.is-visible {
    opacity: 1;
    transform: translate(0) scale(1);
}

.delay-100 {
    transition-delay: 0.1s;
}

.delay-200 {
    transition-delay: 0.2s;
}

.delay-300 {
    transition-delay: 0.3s;
}

/* Practice Modes */
.practice-modes {
    background-color: var(--bg-white);
    position: relative;
    overflow: hidden;
}

.practice-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 40px;
}

.column-title {
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px dashed rgba(0, 0, 0, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.column-title i {
    color: var(--accent);
}

.practice-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    margin-bottom: 15px;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.03);
    cursor: default;
}

.hover-scale {
    transform: translateX(0);
}

.hover-scale:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
    border-color: rgba(245, 158, 11, 0.3);
    background: white;
}

.hover-scale:hover .p-icon {
    background: var(--accent);
    color: white;
    transform: scale(1.1);
}

.p-icon {
    width: 45px;
    height: 45px;
    min-width: 45px;
    background: rgba(15, 23, 42, 0.05);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    border-radius: 10px;
    transition: var(--transition);
}

.p-text h4 {
    margin-bottom: 5px;
    font-size: 1.1rem;
}

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

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    transition: var(--transition);
    animation: float-pulse 2s infinite;
}

.whatsapp-float:hover {
    background-color: #128C7E;
    transform: scale(1.1);
    color: white;
}

@keyframes float-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* Responsive Media Queries */
@media (max-width: 992px) {

    .grid-2,
    .features-grid,
    .analytics-grid,
    .practice-layout {
        grid-template-columns: 1fr;
    }

    .hero-title {
        font-size: 2.8rem;
    }

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

    .floating-badge {
        display: none;
        /* Hide floating badges on medium screens for clear view */
    }
}

@media (max-width: 768px) {

    .nav-links,
    .hide-on-mobile,
    .btn-primary:not(.hero-cta .btn-primary):not(.cta-btn) {
        display: none;
        /* Hide standard nav buttons for mobile */
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        padding-top: 120px;
        text-align: center;
    }

    .hero-subtitle {
        margin: 0 auto 30px;
    }

    .hero-cta {
        justify-content: center;
        flex-direction: column;
    }

    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }

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

    .q-type-chip:nth-child(even) {
        margin-left: 0;
        /* reset offset */
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 26px;
    }
}