:root {
    --primary: #331042;
    --primary-dark: #240B2E;
    --primary-light: #4d1963;
    --secondary: #10b981;
    --accent: #a78bfa;
    --accent-light: #c4b5fd;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --light-gray: #e2e8f0;
    --white: #ffffff;

    /* Premium Gradients */
    --gradient-primary: linear-gradient(135deg, #331042 0%, #1a0820 100%);
    --gradient-accent: linear-gradient(135deg, #331042 0%, #4d1963 100%);
    --gradient-glow: linear-gradient(135deg, rgba(51, 16, 66, 0.15) 0%, rgba(77, 25, 99, 0.05) 100%);
}

html,
body {
    max-width: 100%;
    overflow-x: hidden;
    width: 100%;
    scroll-behavior: smooth;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    width: 100%;
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--white);
}

h1,
h2,
h3,
h4,
h5 {
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
}

/* ================================================
   HEADER - Ultra Modern Sticky Nav
   ================================================ */
.header {
    background: #ffffff;
    position: relative;
    width: 100%;
    z-index: 1000;
}


.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 110px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo-img {
    height: 110px;
    width: auto;
    object-fit: contain;
    transition: all 0.4s ease;
    display: block;
}

.logo:hover {
    transform: scale(1.05);
}

.logo:hover .logo-img {
    filter: drop-shadow(0 10px 30px rgba(51, 16, 66, 0.2));
}

/* Desktop Navigation */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 10px;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-dark);
    font-weight: 700;
    font-size: 18px;
    padding: 12px 25px;
    border-radius: 12px;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-links a:hover {
    background: rgba(51, 16, 66, 0.05);
    color: var(--primary);
    transform: translateY(-2px);
}

/* Mobile Navigation */
.mobile-menu-btn {
    display: none;
    width: 48px;
    height: 48px;
    background: var(--primary);
    border: none;
    color: white;
    font-size: 22px;
    cursor: pointer;
    border-radius: 12px;
    z-index: 2000;
    box-shadow: 0 4px 15px rgba(51, 16, 66, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(51, 16, 66, 0.4);
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--white);
    z-index: 1000;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    padding: 10px 60px 70px;
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.15);
}

.mobile-nav.active {
    right: 0;
}

.mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-links a {
    color: var(--dark);
    text-decoration: none;
    font-size: 20px;
    font-weight: 700;
    padding: 16px 20px;
    border-radius: 14px;
    transition: all 0.3s ease;
    display: block;
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
    background: rgba(51, 16, 66, 0.06);
    color: var(--primary);
}

.mobile-contact {
    margin-top: auto;
    padding-top: 10px;
    border-top: 2px solid var(--light-gray);
}

.mobile-contact a {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--primary);
    text-decoration: none;
    font-size: 17px;
    font-weight: 600;
    padding: 14px 0;
}

/* ================================================
   HERO SECTION - BOLD "WE BUY PHONES" FOCUS
   ================================================ */
.hero {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
    margin-top: 0;
    padding: 60px 32px 80px;
    min-height: calc(100vh - 110px);
    display: flex;
    align-items: center;
}

/* Geometric accent shapes */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.04) 0%, transparent 60%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -15%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(77, 25, 99, 0.3) 0%, transparent 60%);
    border-radius: 50%;
}

.hero-container {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    color: white;
}

.hero-content h1 {
    font-size: 62px;
    line-height: 1.05;
    margin-bottom: 28px;
    letter-spacing: -2px;
    color: white;
}

.hero-highlight {
    display: inline-block;
    position: relative;
    color: var(--accent);
}

.hero-highlight::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--accent);
    opacity: 0.4;
    border-radius: 3px;
}

.hero-subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 44px;
    max-width: 520px;
    line-height: 1.7;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 18px;
    margin-bottom: 56px;
    flex-wrap: wrap;
}

/* Premium Buttons */
.btn {
    padding: 18px 36px;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-size: 17px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.btn-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-4px);
}

/* Hero Trust Features - Horizontal Pills */
.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    padding: 14px 24px;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: all 0.3s ease;
}

.hero-feature:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-3px);
}

.hero-feature i {
    color: var(--accent);
    font-size: 18px;
}

.hero-feature span {
    color: white;
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 0.3px;
}

/* Hero Visual - Phone */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 20px;
}

/* ================================================
   MODERN PHONE DEVICE - Auto-Sliding Carousel
   ================================================ */
.phone-device {
    position: relative;
    width: 100%;
    max-width: 320px;
}



.phone-frame {
    background: linear-gradient(145deg, #1a0820, #0f0514);
    border-radius: 44px;
    padding: 12px;
    box-shadow:
        0 50px 100px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.phone-notch {
    width: 120px;
    height: 28px;
    background: #0f0514;
    border-radius: 0 0 20px 20px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.phone-notch::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 8px;
    height: 8px;
    background: #1a0820;
    border-radius: 50%;
    box-shadow: 0 0 0 2px rgba(51, 16, 66, 0.3);
}

.phone-screen {
    background: linear-gradient(180deg, #ffffff 0%, #f8f5fa 100%);
    border-radius: 36px;
    padding: 24px 20px;
    min-height: 420px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* Mobile App Icons Background Pattern */
.phone-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle, rgba(51, 16, 66, 0.03) 2px, transparent 2px),
        radial-gradient(circle, rgba(51, 16, 66, 0.03) 2px, transparent 2px);
    background-size: 60px 60px;
    background-position: 0 0, 30px 30px;
    opacity: 0.4;
    z-index: 0;
    pointer-events: none;
}

/* Screen Header */
.screen-header {
    background: linear-gradient(135deg, #331042, #1a0820);
    color: white;
    padding: 14px 28px;
    border-radius: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 15px;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
    box-shadow: 0 8px 24px rgba(51, 16, 66, 0.3);
    position: relative;
    z-index: 1;
}

/* Condition Carousel */
.condition-carousel {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    margin: 10px 0;
    position: relative;
    z-index: 1;
}

.carousel-track {
    display: flex;
    animation: slideCarousel 18s ease-in-out infinite;
}

@keyframes slideCarousel {

    0%,
    14% {
        transform: translateX(0);
    }

    16.66%,
    30.66% {
        transform: translateX(-100%);
    }

    33.33%,
    47.33% {
        transform: translateX(-200%);
    }

    50%,
    64% {
        transform: translateX(-300%);
    }

    66.66%,
    80.66% {
        transform: translateX(-400%);
    }

    83.33%,
    97.33% {
        transform: translateX(-500%);
    }

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

.carousel-slide {
    min-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 10px;
}

/* Step Slides */
.step-slide {
    gap: 12px;
}

.step-badge {
    background: linear-gradient(135deg, #331042, #4d1963);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.step-title {
    font-size: 18px;
    font-weight: 700;
    color: #331042;
    margin: 8px 0;
}

/* Phone Grid */
.phone-grid {
    display: flex;
    gap: 12px;
    margin-top: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.phone-option {
    background: #f1f5f9;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.phone-option i {
    font-size: 28px;
    color: #64748b;
}

.phone-option span {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
}

.phone-option.active-tap {
    background: #331042;
    border-color: #331042;
    animation: tapPulse 18s ease-in-out infinite;
}

.phone-option.active-tap i,
.phone-option.active-tap span {
    color: white;
}

/* Storage Grid */
.storage-grid {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.storage-option {
    background: #f1f5f9;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 12px 18px;
    font-size: 13px;
    font-weight: 700;
    color: #64748b;
    transition: all 0.3s ease;
}

.storage-option.active-tap {
    background: #331042;
    border-color: #331042;
    color: white;
    animation: tapPulse 18s ease-in-out infinite;
    animation-delay: 3s;
}

/* Condition Grid */
.condition-grid {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.condition-option {
    background: #f1f5f9;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 10px 16px;
    font-size: 12px;
    font-weight: 700;
    color: #64748b;
    transition: all 0.3s ease;
}

.condition-option.active-tap {
    background: #10b981;
    border-color: #10b981;
    color: white;
    animation: tapPulse 18s ease-in-out infinite;
    animation-delay: 6s;
}

@keyframes tapPulse {

    0%,
    2% {
        transform: scale(1);
    }

    3% {
        transform: scale(0.95);
    }

    5% {
        transform: scale(1.02);
    }

    7%,
    100% {
        transform: scale(1);
    }
}

@keyframes zoomInOption {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }

    60% {
        transform: scale(1.1);
    }

    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Success Slide */
.success-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    margin-bottom: 8px;
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
}

.success-text {
    font-size: 13px;
    color: #64748b;
    margin-top: 4px;
}

.success-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #f1f5f9;
    padding: 10px 18px;
    border-radius: 20px;
    margin-top: 12px;
}

.success-badge i {
    color: #331042;
    font-size: 16px;
}

.success-badge span {
    font-size: 13px;
    font-weight: 600;
    color: #331042;
}

/* Cash Slide */
.cash-icon {
    font-size: 48px;
    margin-bottom: 8px;
}

.final-price {
    margin: 10px 0;
}

.final-price .value {
    font-size: 42px;
    color: #10b981;
}

/* Condition Badges */
.condition-badge {
    display: inline-block;
    padding: 10px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.condition-badge.excellent {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.3);
}

.condition-badge.good {
    background: linear-gradient(135deg, #331042, #4d1963);
    color: white;
    box-shadow: 0 6px 20px rgba(51, 16, 66, 0.3);
}

.condition-badge.fair {
    background: linear-gradient(135deg, #64748b, #475569);
    color: white;
    box-shadow: 0 6px 20px rgba(100, 116, 139, 0.3);
}

/* Price Section */
.price-section {
    text-align: center;
}

.price-label {
    display: block;
    font-size: 12px;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
    font-weight: 600;
}

.price-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
}

.price-amount .currency {
    font-size: 18px;
    font-weight: 700;
    color: #331042;
}

.price-amount .value {
    font-size: 48px;
    font-weight: 800;
    color: #331042;
    line-height: 1;
    letter-spacing: -2px;
}


/* Screen CTA Button */
.screen-cta {
    background: linear-gradient(135deg, #331042, #1a0820);
    color: white;
    padding: 16px 32px;
    border-radius: 50px;
    text-align: center;
    font-weight: 700;
    font-size: 16px;
    margin-top: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(51, 16, 66, 0.3);
}

.screen-cta:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 32px rgba(51, 16, 66, 0.4);
}

/* Finger Swipe Animation */
.finger-swipe {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 10;
}

.finger-circle {
    position: absolute;
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, rgba(51, 16, 66, 0.35) 0%, rgba(51, 16, 66, 0.1) 50%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transform: scale(0.5);
    animation: fingerSwipe 9s ease-in-out infinite;
}

@keyframes fingerSwipe {

    /* Slide 1 - Tap and swipe */
    0% {
        opacity: 0;
        left: 70%;
        top: 45%;
        transform: scale(0.5);
    }

    24% {
        opacity: 0;
        left: 70%;
        top: 45%;
        transform: scale(0.5);
    }

    26% {
        opacity: 1;
        left: 70%;
        top: 45%;
        transform: scale(1);
    }

    28% {
        opacity: 1;
        left: 70%;
        top: 45%;
        transform: scale(0.9);
    }

    31% {
        opacity: 1;
        left: 20%;
        top: 45%;
        transform: scale(0.8);
    }

    33% {
        opacity: 0;
        left: 10%;
        top: 45%;
        transform: scale(0.5);
    }

    /* Slide 2 - Tap and swipe */
    57% {
        opacity: 0;
        left: 70%;
        top: 45%;
        transform: scale(0.5);
    }

    59% {
        opacity: 1;
        left: 70%;
        top: 45%;
        transform: scale(1);
    }

    61% {
        opacity: 1;
        left: 70%;
        top: 45%;
        transform: scale(0.9);
    }

    64% {
        opacity: 1;
        left: 20%;
        top: 45%;
        transform: scale(0.8);
    }

    66% {
        opacity: 0;
        left: 10%;
        top: 45%;
        transform: scale(0.5);
    }

    /* Slide 3 - Tap and swipe back to first */
    91% {
        opacity: 0;
        left: 70%;
        top: 45%;
        transform: scale(0.5);
    }

    93% {
        opacity: 1;
        left: 70%;
        top: 45%;
        transform: scale(1);
    }

    95% {
        opacity: 1;
        left: 70%;
        top: 45%;
        transform: scale(0.9);
    }

    98% {
        opacity: 1;
        left: 20%;
        top: 45%;
        transform: scale(0.8);
    }

    100% {
        opacity: 0;
        left: 10%;
        top: 45%;
        transform: scale(0.5);
    }
}

/* Swipe Hint */
.swipe-hint {
    display: flex;
    justify-content: center;
    margin-top: 16px;
}

.swipe-line {
    width: 80px;
    height: 5px;
    background: linear-gradient(90deg, #e2e8f0, #331042, #e2e8f0);
    border-radius: 3px;
    animation: swipeHint 2s ease-in-out infinite;
}

@keyframes swipeHint {

    0%,
    100% {
        transform: translateX(-20px);
        opacity: 0.5;
    }

    50% {
        transform: translateX(20px);
        opacity: 1;
    }
}

/* Floating Trust Badges */
.trust-float {
    position: absolute;
    background: white;
    padding: 14px 18px;
    border-radius: 16px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 5;
    transition: transform 0.3s ease;
}

.trust-float:hover {
    transform: translateY(-5px);
}

.trust-float-1 {
    top: -10px;
    left: -120px;
    animation: floatBadge1 5s ease-in-out infinite;
}

.trust-float-2 {
    bottom: 60px;
    right: -130px;
    animation: floatBadge2 5s ease-in-out infinite;
    animation-delay: 2.5s;
}

@keyframes floatBadge1 {

    0%,
    100% {
        transform: translateY(0) translateX(0);
    }

    50% {
        transform: translateY(-10px) translateX(5px);
    }
}

@keyframes floatBadge2 {

    0%,
    100% {
        transform: translateY(0) translateX(0);
    }

    50% {
        transform: translateY(-8px) translateX(-5px);
    }
}

.trust-icon {
    font-size: 24px;
    line-height: 1;
}

.trust-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.trust-text strong {
    font-size: 14px;
    font-weight: 700;
    color: #331042;
}

.trust-text span {
    font-size: 11px;
    color: #64748b;
}

.floating-badge:hover {
    transform: scale(1.05);
}

.floating-badge:nth-child(1) {
    top: 5%;
    left: -40px;
}

.floating-badge:nth-child(2) {
    top: 50%;
    right: -40px;
    transform: translateY(-50%);
}

.floating-badge:nth-child(2):hover {
    transform: translateY(-50%) scale(1.05);
}

.floating-badge:nth-child(3) {
    bottom: 10%;
    left: -30px;
}

.badge-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    flex-shrink: 0;
    background: var(--gradient-primary);
}

.badge-icon.cash,
.badge-icon.instant,
.badge-icon.pickup {
    background: var(--gradient-primary);
}

.badge-content .value {
    font-weight: 800;
    font-size: 18px;
    color: var(--primary-dark);
    margin-bottom: 2px;
}

.badge-content .label {
    font-size: 13px;
    color: var(--gray);
    font-weight: 500;
}

/* ================================================
   SECTION COMMON STYLES
   ================================================ */
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 40px;
}

.section-tag {
    display: inline-block;
    background: var(--gradient-glow);
    color: var(--primary);
    padding: 12px 28px;
    border-radius: 100px;
    font-weight: 700;
    margin-bottom: 20px;
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid rgba(51, 16, 66, 0.08);
}

.section-title {
    font-size: 48px;
    color: var(--primary-dark);
    margin-bottom: 20px;
    line-height: 1.15;
    letter-spacing: -1px;
}

.section-subtitle {
    color: var(--gray);
    font-size: 18px;
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ================================================
   BRANDS SECTION - "Phones We Buy"
   ================================================ */
.brands {
    padding: 40px 32px;
    background: var(--light);
    position: relative;
}

.brands::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    max-width: 600px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(51, 16, 66, 0.15), transparent);
}

.brands-container {
    max-width: 1280px;
    margin: 0 auto;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin-top: 0px;
}

.brand-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: 28px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    border: 1px solid rgba(0, 0, 0, 0.04);
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.brand-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(51, 16, 66, 0.08);
    border-color: rgba(51, 16, 66, 0.1);
    background: white;
}

.brand-icon {
    width: 90px;
    height: 90px;
    background: #f8f9fa;
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 44px;
    color: var(--primary);
    transition: all 0.4s ease;
}

.brand-card:hover .brand-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.brand-card h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--primary-dark);
}

.brand-price {
    color: var(--primary);
    font-weight: 700;
    font-size: 16px;
}

/* ================================================
   HOW IT WORKS - Bold Steps
   ================================================ */
.how-it-works {
    padding: 30px 32px;
    background: var(--white);
}

.steps-container {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 36px;
    position: relative;
}

/* Connection Line */
.steps-container::before {
    content: '';
    position: absolute;
    top: 88px;
    left: 18%;
    width: 64%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--primary));
    border-radius: 4px;
    z-index: 0;
}

.step-card {
    background: var(--light);
    padding: 52px 32px 40px;
    border-radius: 28px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    z-index: 1;
}

.step-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 28px 60px rgba(51, 16, 66, 0.12);
    background: var(--white);
}

.step-number {
    position: absolute;
    top: -26px;
    left: 50%;
    transform: translateX(-50%);
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 24px;
    box-shadow: 0 10px 30px rgba(51, 16, 66, 0.3);
    border: 4px solid var(--white);
}

.step-icon {
    width: 100px;
    height: 100px;
    background: rgba(51, 16, 66, 0.06);
    border-radius: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 16px auto 28px;
    transition: all 0.3s ease;
}

.step-card:hover .step-icon {
    background: var(--primary);
    transform: rotate(-8deg);
}

.step-icon i {
    font-size: 44px;
    color: var(--primary);
    transition: color 0.3s ease;
}

.step-card:hover .step-icon i {
    color: white;
}

.step-card h3 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--primary-dark);
}

.step-card p {
    color: var(--gray);
    font-size: 16px;
    line-height: 1.7;
}

/* ================================================
   WHY CHOOSE US - Features Grid
   ================================================ */
.why-choose-us {
    padding: 30px 32px;
    background: var(--light);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.feature-card {
    background: var(--white);
    padding: 40px 28px;
    border-radius: 24px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.feature-card:hover::after {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 56px rgba(51, 16, 66, 0.1);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: var(--light);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary);
    font-size: 32px;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    background: var(--primary);
    color: white;
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 14px;
    color: var(--primary-dark);
}

.feature-card p {
    color: var(--gray);
    font-size: 15px;
    line-height: 1.7;
}

/* ================================================
   TESTIMONIALS - Social Proof Cards
   ================================================ */
.testimonials {
    padding: 30px 32px;
    background: var(--white);
}

.testimonials-container {
    max-width: 1200px;
    margin: 0 auto;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.testimonial-card {
    background: var(--light);
    padding: 40px 32px;
    border-radius: 24px;
    position: relative;
    transition: all 0.3s ease;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 28px;
    right: 32px;
    font-size: 72px;
    font-family: Georgia, serif;
    color: rgba(51, 16, 66, 0.06);
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 24px 56px rgba(51, 16, 66, 0.1);
    background: var(--white);
}

.testimonial-rating {
    color: var(--accent);
    margin-bottom: 20px;
    font-size: 18px;
    display: flex;
    gap: 4px;
}

.testimonial-content {
    font-size: 16px;
    color: var(--dark);
    margin-bottom: 28px;
    font-style: italic;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-top: 24px;
    border-top: 2px solid var(--light-gray);
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 18px;
}

.author-info h4 {
    font-size: 17px;
    color: var(--primary-dark);
    margin-bottom: 4px;
}

.author-info p {
    color: var(--gray);
    font-size: 14px;
}

.carousel-dots {
    display: none;
    justify-content: center;
    gap: 10px;
    margin-top: 32px;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--light-gray);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-dot.active {
    background: var(--primary);
}

/* ================================================
   QUICK LINKS - Action Cards
   ================================================ */
.quick-links-section {
    padding: 30px 32px;
    background: var(--light);
}

.quick-links-container {
    max-width: 1200px;
    margin: 0 auto;
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    margin-top: 56px;
}

.quick-link-card {
    background: var(--white);
    padding: 44px 28px;
    border-radius: 24px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
}

.quick-link-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 28px 60px rgba(51, 16, 66, 0.12);
}

.quick-link-icon {
    width: 88px;
    height: 88px;
    background: var(--gradient-primary);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 28px;
    color: white;
    font-size: 36px;
    box-shadow: 0 12px 32px rgba(51, 16, 66, 0.25);
    transition: transform 0.3s ease;
}

.quick-link-card:hover .quick-link-icon {
    transform: scale(1.08) rotate(-5deg);
}

.quick-link-card h3 {
    font-size: 21px;
    margin-bottom: 14px;
    color: var(--primary-dark);
}

.quick-link-card p {
    color: var(--gray);
    margin-bottom: 24px;
    font-size: 15px;
    line-height: 1.65;
}

.link-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 15px;
    transition: all 0.3s ease;
    padding: 12px 24px;
    border-radius: 100px;
    background: rgba(51, 16, 66, 0.06);
}

.link-btn:hover {
    gap: 14px;
    background: var(--primary);
    color: white;
}

/* ================================================
   CTA SECTION - Sell Your Phone Now
   ================================================ */
.cta-section,
.about-cta {
    padding: 50px 32px;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before,
.about-cta::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 60%);
    border-radius: 50%;
}

.cta-section::after,
.about-cta::after {
    content: '';
    position: absolute;
    bottom: -40%;
    left: -15%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
    border-radius: 50%;
}

.cta-container,
.about-cta-container {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.cta-title,
.about-cta h2 {
    font-size: 52px;
    margin-bottom: 24px;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
}

.cta-subtitle,
.about-cta p {
    font-size: 19px;
    margin-bottom: 44px;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.cta-buttons .btn-primary:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 56px rgba(0, 0, 0, 0.25);
}

.cta-buttons .btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    background: transparent;
}

.cta-buttons .btn-outline:hover {
    background: white;
    color: var(--primary);
    border-color: white;
}

.whatsapp-btn {
    background: var(--white);
    color: var(--primary);
    padding: 18px 36px;
    font-size: 17px;
    font-weight: 700;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.whatsapp-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 56px rgba(0, 0, 0, 0.25);
}

.cta-stats {
    display: flex;
    justify-content: center;
    gap: 72px;
    margin-top: 64px;
    flex-wrap: wrap;
}

.cta-stat-item {
    text-align: center;
}

.cta-stat-number {
    font-size: 52px;
    font-weight: 800;
    margin-bottom: 8px;
    color: white;
}

.cta-stat-label {
    opacity: 0.85;
    font-size: 15px;
    font-weight: 500;
}

/* ================================================
   FOOTER - Dark Premium
   ================================================ */
.footer {
    background: #0f0514;
    color: rgba(255, 255, 255, 0.85);
    padding: 30px 32px 32px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 56px;
}

.footer-logo {
    font-size: 28px;
    font-weight: 800;
    color: white;
    margin-bottom: 20px;
    display: inline-block;
}

.footer-about {
    color: rgba(255, 255, 255, 0.65);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 28px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 18px;
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-4px);
}

.footer-column h3 {
    color: white;
    font-size: 18px;
    margin-bottom: 24px;
    font-weight: 700;
}

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

.footer-links li {
    margin-bottom: 14px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    padding: 4px 0;
    font-size: 15px;
}

.footer-links a:hover {
    color: white;
    padding-left: 8px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
}

.contact-item i {
    color: var(--accent);
    font-size: 18px;
    width: 20px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 56px auto 0;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
    color: rgba(255, 255, 255, 0.45);
    font-size: 14px;
}

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */

@media (min-width: 601px) {
    .brands-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1100px) {
    .hero-content h1 {
        font-size: 50px;
    }

    .hero-container {
        gap: 50px;
    }

    .section-title {
        font-size: 40px;
    }

    .features-container,
    .quick-links-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .steps-container::before {
        display: none;
    }

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

@media (max-width: 900px) {
    .hero-container {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0;
    }

    .desktop-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 2005;
    }

    body.menu-open .mobile-menu-btn {
        position: fixed;
        right: 20px;
        top: 31px;
    }

    .hero-content {
        display: contents;
    }

    .hero-content h1 {
        order: 1;
        font-size: 44px;
        margin-bottom: 20px;
    }

    .hero-subtitle {
        order: 2;
        margin: 0 auto 30px;
        font-size: 18px;
    }

    .hero-visual {
        order: 3;
        max-width: 300px;
        margin: 0 auto 40px;
        position: relative;
        z-index: 5;
    }

    .hero-buttons {
        order: 4;
        justify-content: center;
        margin-bottom: 40px;
        width: 100%;
    }

    .hero-features {
        order: 5;
        justify-content: center;
    }

    .floating-badge {
        display: none;
    }

    .steps-container {
        grid-template-columns: 1fr;
        gap: 56px;
    }

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

@media (max-width: 601px) {
    body {
        padding: 0 !important;
    }

    .desktop-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 2005;
    }

    body.menu-open .mobile-menu-btn {
        position: fixed;
        right: 20px;
        top: 14px;
    }

    .header-container {
        height: 76px;
        padding: 0 20px;
    }

    .logo-img {
        height: 55px;
    }

    /* Hero */
    .hero {
        padding: 20px 20px 30px;
        margin-top: 0;
    }

    .hero-content h1 {
        font-size: 30px;
        margin-bottom: 16px;
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 24px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 14px;
    }

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        padding: 16px 28px;
    }

    .hero-features {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .hero-feature {
        width: 100%;
        max-width: 320px;
        justify-content: center;
    }

    .hero-visual {
        max-width: 290px;
        margin: 0 auto 30px;
        padding: 10px;
    }

    /* Phone Device Mobile */
    .phone-device {
        max-width: 290px;
    }

    .phone-frame {
        border-radius: 36px;
        padding: 10px;
    }

    .phone-screen {
        border-radius: 28px;
        padding: 15px 12px;
        min-height: 240px;
    }

    .screen-header {
        padding: 8px 15px;
        font-size: 13px;
        margin-bottom: 12px;
    }

    .price-amount .value {
        font-size: 40px;
    }

    .price-amount .currency {
        font-size: 16px;
    }

    .screen-cta {
        padding: 14px 24px;
        font-size: 14px;
    }

    .brand-card {
        padding: 24px 16px;
    }

    .step-card {
        padding: 32px 20px 24px;
    }

    .feature-card {
        padding: 24px 20px;
    }

    .testimonial-card {
        padding: 24px 20px;
    }

    .quick-link-card {
        padding: 28px 20px;
    }

    .testimonial-content {
        margin-bottom: 20px;
        font-size: 15px;
    }

    .trust-float {
        display: none;
    }

    /* Sections */
    .brands,
    .how-it-works,
    .why-choose-us,
    .testimonials,
    .quick-links-section {
        padding: 30px 20px;
    }

    .cta-section,
    .about-cta {
        padding: 40px 20px;
    }

    .section-header {
        margin-bottom: 24px;
    }

    .section-tag {
        font-size: 11px;
        padding: 10px 20px;
    }

    .section-title {
        font-size: 30px;
    }

    .section-subtitle {
        font-size: 16px;
    }

    /* Steps */
    .steps-container {
        gap: 40px;
    }

    .step-card {
        padding: 36px 20px 24px;
    }

    /* Brands */
    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .brand-card {
        padding: 32px 20px;
    }

    .brand-icon {
        width: 64px;
        height: 64px;
        font-size: 30px;
    }

    .brand-card h3 {
        font-size: 17px;
    }

    /* Features */
    .features-container {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .feature-card {
        padding: 32px 24px;
    }

    /* Testimonials */
    .testimonials-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        gap: 16px;
        margin: 0 -20px;
        padding: 0 20px 20px;
    }

    .testimonials-grid::-webkit-scrollbar {
        display: none;
    }

    .testimonial-card {
        flex: 0 0 calc(100% - 24px);
        scroll-snap-align: center;
        padding: 32px 24px;
    }

    .carousel-dots {
        display: flex;
    }

    /* Quick Links */
    .quick-links-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .quick-link-card {
        padding: 36px 24px;
    }

    /* CTA */
    .cta-title,
    .about-cta h2 {
        font-size: 30px;
    }

    .cta-subtitle,
    .about-cta p {
        font-size: 16px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 14px;
    }

    .whatsapp-btn,
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }

    .cta-stats {
        gap: 32px;
        margin-top: 48px;
    }

    .cta-stat-number {
        font-size: 40px;
    }

    /* Footer */
    .footer {
        padding: 40px 20px 24px;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-logo {
        font-size: 24px;
    }

    .footer-column h3 {
        font-size: 17px;
    }

    .footer-bottom {
        margin-top: 40px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 30px;
    }

    .btn {
        padding: 15px 26px;
        font-size: 16px;
    }

    .section-title {
        font-size: 28px;
    }

    .cta-title,
    .about-cta h2 {
        font-size: 28px;
    }

    .cta-stat-number {
        font-size: 36px;
    }
}

@media (max-width: 360px) {
    .hero-content h1 {
        font-size: 28px;
        margin-top: 15px;
    }

    .logo-img {
        height: 80px;
    }

    .section-title {
        font-size: 26px;
    }

    .btn {
        padding: 14px 22px;
        font-size: 15px;
    }
}