/* ==========================================================================
   TechTopup - 100% Ultra-Responsive Pure White & Light Theme Design System
   ========================================================================== */

:root {
    /* Pure White & Clean Light Palette */
    --bg-main: #FFFFFF;
    --bg-secondary: #F8FAFC;
    --bg-card: #FFFFFF;
    --bg-nav: #FFFFFF;
    
    --primary-blue: #2563EB;
    --primary-indigo: #4F46E5;
    --primary-cyan: #0284C7;
    --accent-emerald: #059669;
    --accent-emerald-light: #ECFDF5;
    --accent-gold: #D97706;
    --accent-pink: #DB2777;
    --accent-purple: #7C3AED;
    
    --text-heading: #0F172A;
    --text-main: #334155;
    --text-muted: #64748B;
    --text-subtle: #94A3B8;
    
    --border-light: #E2E8F0;
    --border-card: #CBD5E1;
    --border-focus: #2563EB;
    
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 10px 30px -5px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.12);
    --shadow-blue: 0 10px 25px rgba(37, 99, 235, 0.25);
    
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    
    --radius-sm: 10px;
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-pill: 999px;
}

/* Reset & Strict Box Sizing to Prevent Zoom / Mobile Overflow */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: #FFFFFF !important;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden !important;
}

body {
    background-color: #FFFFFF !important;
    color: var(--text-main) !important;
    font-family: var(--font-body);
    line-height: 1.6;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden !important;
    position: relative;
    min-height: 100vh;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-heading) !important;
    word-break: break-word;
}

p {
    color: var(--text-main);
    word-break: break-word;
}

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

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

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

/* Background Mesh Glows */
.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    pointer-events: none;
    opacity: 0.25;
}

.blob-1 {
    top: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, rgba(255, 255, 255, 0) 70%);
}

.blob-2 {
    top: 400px;
    right: -100px;
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
}

.blob-3 {
    bottom: 300px;
    left: 10%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
}

.blob-4 {
    bottom: 50px;
    right: 5%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(2, 132, 199, 0.2) 0%, rgba(255, 255, 255, 0) 70%);
}

/* Crisp White Card Style */
.glass-card {
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md) !important;
    position: relative;
    overflow: hidden;
    max-width: 100%;
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-card:hover {
    border-color: var(--primary-blue) !important;
    box-shadow: var(--shadow-lg) !important;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-pill);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
    white-space: nowrap;
    max-width: 100%;
}

.btn-glow {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-indigo) 100%) !important;
    color: #FFFFFF !important;
    box-shadow: var(--shadow-blue) !important;
}

.btn-glow:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(37, 99, 235, 0.4) !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-indigo) 0%, #3B82F6 100%) !important;
    color: #FFFFFF !important;
    box-shadow: 0 4px 20px rgba(79, 70, 229, 0.3) !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.45) !important;
}

.btn-block {
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light) !important;
    padding: 0.9rem 0;
    box-shadow: var(--shadow-sm);
}

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

.brand-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-heading) !important;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-indigo));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF !important;
    font-size: 1.1rem;
}

.brand-logo .highlight {
    color: var(--primary-blue) !important;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-heading) !important;
    font-weight: 600;
    font-size: 0.92rem;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary-blue) !important;
}

/* Section Common Headers */
.section-tag {
    display: inline-block;
    padding: 0.35rem 0.9rem;
    background: #EFF6FF !important;
    border: 1px solid #BFDBFE !important;
    color: var(--primary-blue) !important;
    border-radius: var(--radius-pill);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.6rem, 4.5vw, 2.5rem);
    margin-bottom: 1rem;
    color: var(--text-heading) !important;
}

.section-subtitle {
    color: var(--text-muted) !important;
    font-size: clamp(0.9rem, 2.2vw, 1.1rem);
    max-width: 650px;
    margin: 0 auto 2.5rem auto;
}

/* Hero Section */
.hero-section {
    padding: 7.5rem 0 3.5rem 0;
    background: #FFFFFF !important;
    width: 100%;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
    align-items: center;
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem;
    background: #ECFDF5 !important;
    border: 1px solid #A7F3D0 !important;
    border-radius: var(--radius-pill);
    font-size: clamp(0.75rem, 2vw, 0.88rem);
    color: var(--accent-emerald) !important;
    font-weight: 600;
    margin-bottom: 1.2rem;
    max-width: 100%;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-emerald);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-emerald);
    animation: pulse 1.8s infinite;
    flex-shrink: 0;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(5, 150, 105, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

.hero-title {
    font-size: clamp(2rem, 6vw, 3.5rem);
    letter-spacing: -0.5px;
    margin-bottom: 1.2rem;
    color: var(--text-heading) !important;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-indigo) 50%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: clamp(0.92rem, 2.2vw, 1.1rem);
    color: var(--text-main) !important;
    margin-bottom: 1.8rem;
    line-height: 1.65;
}

/* Countdown Timer */
.countdown-wrapper {
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md);
    padding: 1.2rem;
    margin-bottom: 1.8rem;
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-sm) !important;
}

.countdown-label {
    font-size: 0.8rem;
    color: var(--text-muted) !important;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.countdown-boxes {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.25rem;
    width: 100%;
}

.time-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #F8FAFC !important;
    border: 1px solid #E2E8F0 !important;
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.4rem;
    flex: 1;
    min-width: 45px;
}

.time-num {
    font-family: var(--font-heading);
    font-size: clamp(1.1rem, 3.5vw, 1.6rem);
    font-weight: 800;
    color: var(--primary-blue) !important;
}

.time-unit {
    font-size: 0.65rem;
    color: var(--text-muted) !important;
    font-weight: 600;
    text-transform: uppercase;
}

.time-colon {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-subtle) !important;
}

/* Waitlist Form Box */
.waitlist-box {
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md);
    padding: 1.5rem;
    width: 100%;
    max-width: 540px;
    box-shadow: var(--shadow-md) !important;
}

.waitlist-title {
    font-size: 1.12rem;
    margin-bottom: 0.4rem;
    color: var(--text-heading) !important;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.waitlist-title i {
    color: var(--primary-blue) !important;
}

.waitlist-sub {
    font-size: 0.88rem;
    color: var(--text-muted) !important;
    margin-bottom: 1.2rem;
}

.input-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
    width: 100%;
}

.input-wrapper {
    position: relative;
    width: 100%;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-subtle);
    font-size: 1rem;
}

.whatsapp-icon {
    color: #25D366;
}

.input-wrapper input {
    width: 100%;
    padding: 0.85rem 0.8rem 0.85rem 2.6rem;
    background: #F8FAFC !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md);
    color: var(--text-heading) !important;
    font-family: var(--font-body);
    font-size: 0.88rem;
    outline: none;
    transition: all var(--transition-fast);
}

.input-wrapper input:focus {
    background: #FFFFFF !important;
    border-color: var(--primary-blue) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
}

.waitlist-stats {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.1rem;
}

.avatars-group {
    display: flex;
}

.avatar-circle {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-indigo));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    color: #FFF;
    border: 2px solid #FFFFFF;
    margin-left: -8px;
}

.avatar-circle:first-child { margin-left: 0; }
.avatar-circle.av-4 { background: var(--accent-emerald); color: #FFF; }

.stats-text {
    font-size: 0.82rem;
    color: var(--text-muted) !important;
}

.stats-text strong {
    color: var(--text-heading) !important;
}

/* Pure CSS VTU App Interactive Mockup (Crisp Light Mode) */
.vtu-mockup-container {
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    box-shadow: var(--shadow-lg) !important;
    position: relative;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.2rem;
    padding-bottom: 0.9rem;
    border-bottom: 1px solid var(--border-light);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-indigo));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF !important;
    font-size: 1rem;
}

.app-welcome {
    font-size: 0.72rem;
    color: var(--text-muted) !important;
}

.app-username {
    font-size: 0.9rem;
    color: var(--text-heading) !important;
}

.status-badge {
    font-size: 0.72rem;
    color: var(--accent-emerald) !important;
    background: #ECFDF5 !important;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-pill);
    border: 1px solid #A7F3D0 !important;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-weight: 600;
}

.status-badge i { font-size: 0.45rem; }

.wallet-card {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-indigo) 100%) !important;
    border-radius: var(--radius-md);
    padding: 1.3rem;
    margin-bottom: 1.2rem;
    color: #FFFFFF !important;
    box-shadow: var(--shadow-blue) !important;
}

.wallet-top {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    opacity: 0.9;
}

.wallet-balance {
    font-size: clamp(1.6rem, 4vw, 2rem);
    margin: 0.4rem 0;
    color: #FFFFFF !important;
    font-family: var(--font-heading);
}

.wallet-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    opacity: 0.95;
}

.badge-accent {
    background: rgba(255, 255, 255, 0.25);
    color: #FFFFFF !important;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.app-services-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.2rem;
    width: 100%;
}

.action-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.7rem;
    color: var(--text-main) !important;
    font-weight: 600;
}

.action-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    transition: transform var(--transition-fast);
}

.action-item:hover .action-icon {
    transform: translateY(-2px);
}

.bg-cyan { background: #E0F2FE !important; color: var(--primary-cyan) !important; }
.bg-purple { background: #F3E8FF !important; color: var(--accent-purple) !important; }
.bg-green { background: #DCFCE7 !important; color: var(--accent-emerald) !important; }
.bg-gold { background: #FEF3C7 !important; color: var(--accent-gold) !important; }
.bg-blue { background: #DBEAFE !important; color: var(--primary-blue) !important; }
.bg-pink { background: #FCE7F3 !important; color: var(--accent-pink) !important; }

.transaction-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #F8FAFC !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md);
    padding: 0.75rem 0.9rem;
}

.tx-left {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.tx-icon {
    color: var(--accent-emerald) !important;
    font-size: 1.1rem;
}

.tx-left strong {
    display: block;
    font-size: 0.85rem;
    color: var(--text-heading) !important;
}

.tx-left small {
    color: var(--text-muted) !important;
    font-size: 0.7rem;
}

.tx-right {
    text-align: right;
}

.tx-amount {
    display: block;
    font-weight: 700;
    color: var(--accent-emerald) !important;
    font-size: 0.9rem;
}

.tx-status {
    font-size: 0.68rem;
    color: var(--text-muted) !important;
}

/* Floating Badges (Hidden on mobile to prevent overflow) */
.floating-badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    padding: 0.6rem 0.9rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg) !important;
    animation: float 4s ease-in-out infinite;
    z-index: 10;
}

.fb-1 { top: 8%; right: 10px; animation-delay: 0s; }
.fb-2 { bottom: 8%; left: 10px; animation-delay: 2s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.fb-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.fb-info span {
    display: block;
    font-size: 0.68rem;
    color: var(--text-muted) !important;
}

.fb-info strong {
    font-size: 0.85rem;
    color: var(--text-heading) !important;
}

.fb-info small {
    color: var(--accent-emerald) !important;
    font-size: 0.62rem;
    margin-left: 3px;
    font-weight: 700;
}

/* Services Grid */
.services-section {
    padding: 4.5rem 0;
    background: #FFFFFF !important;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    width: 100%;
}

.service-card {
    padding: 1.8rem;
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    box-shadow: var(--shadow-sm) !important;
    width: 100%;
}

.service-card:hover {
    border-color: var(--primary-blue) !important;
    box-shadow: var(--shadow-md) !important;
    transform: translateY(-4px);
}

.service-icon-box {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.card-badge {
    display: inline-block;
    padding: 0.2rem 0.65rem;
    background: #F1F5F9 !important;
    border-radius: var(--radius-pill);
    font-size: 0.72rem;
    color: var(--text-muted) !important;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.7rem;
    color: var(--text-heading) !important;
}

.service-desc {
    color: var(--text-main) !important;
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
    line-height: 1.55;
}

.service-features {
    list-style: none;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.85rem;
    color: var(--text-heading) !important;
    margin-bottom: 0.45rem;
}

.service-features li i {
    color: var(--accent-emerald) !important;
    font-size: 0.8rem;
}

/* Savings Calculator Section */
.calculator-section {
    padding: 4rem 0;
    background: #F8FAFC !important;
    width: 100%;
}

.calc-wrapper {
    padding: 2.5rem 1.8rem;
    border-radius: var(--radius-lg);
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    box-shadow: var(--shadow-md) !important;
    width: 100%;
}

.calc-header h2 {
    font-size: clamp(1.6rem, 4vw, 2.2rem);
    margin-bottom: 0.8rem;
    color: var(--text-heading) !important;
}

.calc-header p {
    color: var(--text-muted) !important;
    margin-bottom: 2rem;
}

.calc-body-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: center;
    width: 100%;
}

.calc-group {
    margin-bottom: 1.5rem;
}

.calc-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    margin-bottom: 0.8rem;
    color: var(--text-heading) !important;
}

.network-options, .plan-options {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    width: 100%;
}

.net-btn, .plan-btn {
    padding: 0.6rem 1rem;
    background: #F8FAFC !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md);
    color: var(--text-main) !important;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    transition: all var(--transition-fast);
    flex: 1 1 auto;
    justify-content: center;
}

.net-btn:hover, .plan-btn:hover {
    border-color: var(--primary-blue) !important;
    color: var(--primary-blue) !important;
    background: #FFFFFF !important;
}

.net-btn.active, .plan-btn.active {
    background: #EFF6FF !important;
    border-color: var(--primary-blue) !important;
    color: var(--primary-blue) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
}

.net-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.mtn-dot { background-color: #EAB308; }
.airtel-dot { background-color: #EF4444; }
.glo-dot { background-color: #22C55E; }
.mobile9-dot { background-color: #15803D; }

.calc-results-box {
    background: #F8FAFC !important;
    border: 1px solid var(--border-light) !important;
    border-radius: var(--radius-md);
    padding: 1.6rem;
    width: 100%;
}

.results-header {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted) !important;
    font-weight: 700;
    margin-bottom: 1rem;
}

.result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.8rem;
    font-size: 0.88rem;
    color: var(--text-main) !important;
}

.result-row strong {
    color: var(--text-heading) !important;
    font-size: 1.05rem;
}

.highlight-row {
    color: var(--primary-blue) !important;
}

.highlight-row strong {
    color: var(--primary-blue) !important;
    font-size: 1.2rem;
}

.calc-divider {
    border: none;
    border-top: 1px solid var(--border-light) !important;
    margin: 1rem 0;
}

.total-saved-container {
    text-align: center;
    margin-bottom: 1.2rem;
}

.saved-amount {
    font-size: clamp(1.8rem, 5vw, 2.5rem);
    color: var(--accent-emerald) !important;
    margin: 0.2rem 0;
}

.savings-percent-badge {
    display: inline-block;
    padding: 0.2rem 0.75rem;
    background: #ECFDF5 !important;
    color: var(--accent-emerald) !important;
    border: 1px solid #A7F3D0 !important;
    border-radius: var(--radius-pill);
    font-size: 0.78rem;
    font-weight: 700;
}

/* Why Choose Us */
.why-us-section {
    padding: 4.5rem 0;
    background: #FFFFFF !important;
    width: 100%;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    width: 100%;
}

.feature-box {
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    padding: 1.6rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm) !important;
    transition: transform var(--transition-fast);
}

.feature-box:hover {
    transform: translateY(-4px);
    border-color: var(--primary-blue) !important;
    box-shadow: var(--shadow-md) !important;
}

.feature-icon {
    width: 44px;
    height: 44px;
    background: #EFF6FF !important;
    color: var(--primary-blue) !important;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    margin-bottom: 0.9rem;
}

.feature-box h4 {
    font-size: 1.1rem;
    margin-bottom: 0.45rem;
    color: var(--text-heading) !important;
}

.feature-box p {
    color: var(--text-muted) !important;
    font-size: 0.88rem;
}

/* Footer (Crisp Light Theme Footer) */
.footer {
    background: #F8FAFC !important;
    border-top: 1px solid var(--border-light) !important;
    padding: 4rem 0 2rem 0;
    width: 100%;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 2rem;
    margin-bottom: 2.5rem;
    width: 100%;
}

.footer-brand p {
    color: var(--text-muted) !important;
    font-size: 0.88rem;
    margin-top: 0.8rem;
    max-width: 320px;
}

.footer-links-group h4, .footer-socials h4 {
    font-size: 1rem;
    margin-bottom: 0.9rem;
    color: var(--text-heading) !important;
}

.footer-links-group ul {
    list-style: none;
}

.footer-links-group li {
    margin-bottom: 0.55rem;
}

.footer-links-group a {
    color: var(--text-main) !important;
    font-size: 0.88rem;
    transition: color var(--transition-fast);
}

.footer-links-group a:hover {
    color: var(--primary-blue) !important;
}

.social-icons {
    display: flex;
    gap: 0.65rem;
}

.social-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: #FFFFFF !important;
    border: 1px solid var(--border-light) !important;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main) !important;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-sm) !important;
}

.social-btn:hover {
    background: var(--primary-blue) !important;
    color: #FFFFFF !important;
    transform: translateY(-2px);
    border-color: var(--primary-blue) !important;
}

.footer-bottom {
    border-top: 1px solid var(--border-light) !important;
    padding-top: 1.5rem;
    text-align: center;
    color: var(--text-muted) !important;
    font-size: 0.82rem;
}

.whatsapp-link {
    color: var(--accent-emerald) !important;
    font-weight: 700;
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.whatsapp-link:hover {
    color: var(--primary-blue) !important;
    text-decoration: underline;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    left: auto;
    max-width: 90vw;
    background: #0F172A !important;
    border: 1px solid var(--accent-emerald) !important;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.3) !important;
    color: #FFFFFF !important;
    padding: 0.85rem 1.3rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 2000;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
}

.toast-icon {
    color: var(--accent-emerald) !important;
    font-size: 1.1rem;
}

/* ==========================================================================
   STRICT MOBILE & ZOOM RESPONSIVE MEDIA QUERIES
   ========================================================================== */
@media (max-width: 1100px) {
    .floating-badge {
        display: none !important;
    }
}

@media (max-width: 992px) {
    .hero-grid, .calc-body-grid {
        grid-template-columns: 1fr !important;
        gap: 2rem;
    }

    .hero-visual {
        order: 1;
        width: 100%;
    }

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

@media (max-width: 640px) {
    .nav-links { 
        display: none !important; 
    }
    
    .hero-section {
        padding-top: 5.5rem;
    }

    .input-grid {
        grid-template-columns: 1fr !important;
    }

    .calc-wrapper {
        padding: 1.5rem 1rem !important;
    }

    .app-services-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 0.6rem;
    }

    .footer-content {
        grid-template-columns: 1fr !important;
        gap: 1.8rem;
    }
}

@media (max-width: 420px) {
    .container {
        padding: 0 0.75rem;
    }

    .countdown-boxes {
        gap: 0.15rem;
    }

    .time-box {
        min-width: 38px;
        padding: 0.4rem 0.15rem;
    }

    .time-num {
        font-size: 1rem;
    }

    .time-colon {
        font-size: 0.9rem;
    }

    .vtu-mockup-container {
        padding: 1rem;
    }

    .wallet-balance {
        font-size: 1.4rem;
    }

    .btn {
        padding: 0.8rem 1.2rem;
        font-size: 0.88rem;
    }

    .toast {
        left: 0.75rem;
        right: 0.75rem;
        bottom: 0.75rem;
    }
}