/* ==========================================================================
   GADGETPIX - CORE DESIGN SYSTEM & PREMIUM STYLESHEET
   Author: Antigravity
   Description: Sleek, high-tech, responsive dark theme for phone reviews.
   ========================================================================== */

/* 1. CSS VARIABLES & SYSTEM TOKENS */
:root {
    /* Color Palette */
    --bg-dark: #070a13;
    --bg-card: #101524;
    --bg-card-hover: #161d30;
    --border-color: rgba(255, 255, 255, 0.07);
    --border-color-glow: rgba(0, 245, 160, 0.2);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #6b7280;
    
    /* Accents (Harmonious & Sleek Gradients) */
    --accent-emerald: #10b981;
    --accent-emerald-glow: rgba(16, 185, 129, 0.15);
    --accent-mint: #00f5a0;
    --accent-coral: #f43f5e;
    --accent-coral-glow: rgba(244, 63, 94, 0.15);
    
    --gradient-primary: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --gradient-neon: linear-gradient(135deg, #00f5a0 0%, #00d9f5 100%);
    --gradient-cons: linear-gradient(135deg, #f43f5e 0%, #ec4899 100%);
    --gradient-card: linear-gradient(180deg, rgba(16, 21, 36, 0.8) 0%, rgba(11, 15, 28, 0.95) 100%);
    
    --text-gold: #fbbf24;
    --blue-info: #0ea5e9;
    
    /* Typography */
    --font-heading: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Layout */
    --container-width: 1200px;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease-out;
}

/* 2. BASE STYLES & RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Premium Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: var(--radius-sm);
    border: 2px solid var(--bg-dark);
}

::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* 3. HEADER & NAVIGATION */
.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(7, 10, 19, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
}

.logo-accent {
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-right: 2px;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-menu a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 4px;
    position: relative;
}

.nav-menu a i {
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-main);
}

.nav-menu a.active i {
    color: var(--accent-mint);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-neon);
    transition: var(--transition-fast);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.search-box {
    position: relative;
    width: 260px;
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-dark);
    font-size: 0.9rem;
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 10px 14px 10px 40px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-main);
    font-size: 0.85rem;
    font-family: var(--font-body);
    outline: none;
    transition: var(--transition-smooth);
}

.search-box input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(0, 245, 160, 0.5);
    box-shadow: 0 0 15px rgba(0, 245, 160, 0.15);
}

/* 4. HERO SECTION */
.hero-section {
    position: relative;
    padding: 80px 0 120px 0;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(7, 10, 19, 0) 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.badge-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.2);
    border-radius: 50px;
    color: var(--text-gold);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    font-family: var(--font-heading);
}

.phone-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    background: linear-gradient(135deg, var(--text-main) 30%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -1px;
    margin-bottom: 12px;
}

.phone-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-bottom: 24px;
}

.rating-summary {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
}

.rating-stars {
    color: var(--text-gold);
    display: flex;
    gap: 4px;
    font-size: 1rem;
}

.rating-number {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-main);
    font-family: var(--font-heading);
}

.rating-count {
    color: var(--text-dark);
    font-size: 0.85rem;
}

.quick-specs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.quick-spec-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition-smooth);
}

.quick-spec-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-2px);
}

.quick-spec-item i {
    font-size: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    width: 32px;
    text-align: center;
}

.quick-spec-item div {
    display: flex;
    flex-direction: column;
}

.quick-spec-item span {
    font-size: 0.75rem;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.quick-spec-item strong {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
}

/* Phone Showcase Visual Styling */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-card {
    position: relative;
    width: 300px;
    height: 480px;
    background: #0f172a;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border: 4px solid #1e293b;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.phone-card:hover {
    transform: translateY(-8px) rotate(1deg);
    border-color: #3b82f6;
    box-shadow: 0 30px 60px rgba(59, 130, 246, 0.2);
}

.phone-card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 245, 160, 0.08) 0%, rgba(0, 0, 0, 0) 60%);
    pointer-events: none;
    z-index: 1;
}

.phone-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1e293b 0%, #090d16 100%);
    border-radius: 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    padding: 40px 20px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.phone-image-placeholder > i {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.08);
    position: absolute;
    top: 35%;
}

.phone-screen-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    z-index: 2;
    margin-top: auto;
}

.phone-screen-content .brand {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-dark);
    letter-spacing: 4px;
    margin-bottom: 4px;
}

.phone-screen-content .model {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
    margin-bottom: 24px;
}

.screen-spec-glow {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 6px 16px;
    background: var(--gradient-neon);
    color: #070a13;
    border-radius: 50px;
    box-shadow: 0 0 20px rgba(0, 245, 160, 0.4);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* 5. TABS BAR */
.tabs-section {
    position: sticky;
    top: 80px;
    z-index: 999;
    background: rgba(7, 10, 19, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}

.tabs-container {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    scrollbar-width: none; /* Hide scrollbar for Firefox */
}

.tabs-container::-webkit-scrollbar {
    display: none; /* Hide scrollbar for Chrome/Safari */
}

.tab-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 12px 24px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.tab-btn i {
    font-size: 0.85rem;
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.07);
    color: var(--text-main);
    border-color: rgba(255, 255, 255, 0.15);
}

.tab-btn.active {
    background: var(--text-main);
    color: var(--bg-dark);
    border-color: var(--text-main);
}

.btn-compare-tab {
    margin-left: auto;
    background: rgba(139, 92, 246, 0.1);
    border-color: rgba(139, 92, 246, 0.2);
    color: #a5b4fc;
}

.btn-compare-tab:hover {
    background: rgba(139, 92, 246, 0.2);
    border-color: rgba(139, 92, 246, 0.4);
    color: var(--text-main);
}

/* 6. MAIN CONTENT LAYOUT */
.main-content {
    padding-top: 60px;
    padding-bottom: 80px;
}

.content-section {
    padding: 60px 0;
    border-bottom: 1px solid var(--border-color);
}

.content-section:last-of-type {
    border-bottom: none;
}

.section-title-wrapper {
    margin-bottom: 40px;
    position: relative;
}

.section-subtitle {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-mint);
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 6px;
    font-family: var(--font-heading);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-main);
}

.title-underline {
    width: 60px;
    height: 4px;
    background: var(--gradient-neon);
    border-radius: 2px;
    margin-top: 12px;
}

/* 7. EDITOR VERDICT CARD */
.verdict-card {
    background: var(--gradient-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin-bottom: 60px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.verdict-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-neon);
}

.verdict-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.verdict-icon {
    font-size: 2.5rem;
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.verdict-header h2 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--text-main);
}

.verdict-header p {
    font-size: 0.85rem;
    color: var(--text-dark);
}

.verdict-body p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 20px;
    text-align: justify;
}

.verdict-body p:last-child {
    margin-bottom: 0;
}

.verdict-footer {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.verdict-score {
    display: flex;
    align-items: center;
    gap: 16px;
}

.verdict-score span {
    font-size: 0.85rem;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.verdict-score strong {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-main);
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.verdict-tags {
    display: flex;
    gap: 12px;
}

.v-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
}

.v-tag i {
    color: var(--accent-mint);
}

/* 8. REVIEW ARTICLE (800+ WORDS TYPOGRAPHY) */
.review-article {
    max-width: 840px;
}

.lead-paragraph {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--text-main);
    margin-bottom: 32px;
    font-weight: 400;
}

.review-article p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-muted);
    margin-bottom: 24px;
    text-align: justify;
}

.review-article h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin: 48px 0 20px 0;
    position: relative;
    padding-left: 16px;
}

.review-article h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 4px;
    background: var(--gradient-neon);
    border-radius: 20px;
}

/* 9. PROS & CONS GRID */
.pros-cons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.pc-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.pc-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.pros-card::before {
    background: var(--gradient-neon);
}

.cons-card::before {
    background: var(--gradient-cons);
}

.pros-card:hover {
    border-color: rgba(0, 245, 160, 0.3);
    box-shadow: 0 15px 30px rgba(0, 245, 160, 0.05);
}

.cons-card:hover {
    border-color: rgba(244, 63, 94, 0.3);
    box-shadow: 0 15px 30px rgba(244, 63, 94, 0.05);
}

.pc-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 28px;
}

.pc-card-header h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
}

.pc-icon-green {
    font-size: 1.6rem;
    color: var(--accent-mint);
}

.pc-icon-red {
    font-size: 1.6rem;
    color: var(--accent-coral);
}

.pc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.pc-list li {
    display: flex;
    gap: 16px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.pros-card .pc-list li i {
    color: var(--accent-mint);
    font-size: 0.95rem;
    background: var(--accent-emerald-glow);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cons-card .pc-list li i {
    color: var(--accent-coral);
    font-size: 0.95rem;
    background: var(--accent-coral-glow);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pc-list li div {
    color: var(--text-muted);
}

.pc-list li div strong {
    color: var(--text-main);
}

/* 10. TECHNICAL SPECIFICATIONS TABLE */
.specs-table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

/* Group Headers Row */
.spec-group-row td {
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
    padding: 22px 28px;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.spec-group-row td i {
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.15rem;
}

/* Common Spec Row */
.specs-table tr:not(.spec-group-row) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: var(--transition-fast);
}

.specs-table tr:not(.spec-group-row):last-child {
    border-bottom: none;
}

.specs-table tr:not(.spec-group-row):hover {
    background: rgba(255, 255, 255, 0.01);
}

.spec-label {
    width: 30%;
    padding: 18px 28px;
    color: var(--text-dark);
    font-size: 0.9rem;
    font-weight: 500;
}

.spec-val {
    width: 70%;
    padding: 18px 28px;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.spec-val strong {
    color: var(--text-main);
}

/* Spec Badges */
.badge-status {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: var(--accent-emerald);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
}

.badge-nfc {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.2);
    color: var(--blue-info);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
}

.text-blue {
    color: var(--blue-info);
}

/* 11. COMPARE SECTION */
.compare-section {
    padding: 40px 0;
}

.compare-banner {
    position: relative;
    background: radial-gradient(circle at top right, rgba(139, 92, 246, 0.15) 0%, rgba(16, 21, 36, 0.9) 70%), var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 60px;
    overflow: hidden;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.3);
}

.compare-glow {
    position: absolute;
    bottom: -50%;
    left: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 245, 160, 0.08) 0%, rgba(0, 0, 0, 0) 70%);
    pointer-events: none;
}

.compare-content {
    position: relative;
    z-index: 1;
    max-width: 780px;
}

.compare-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #a5b4fc;
    margin-bottom: 16px;
}

.compare-content h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 12px;
}

.compare-content p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 36px;
}

.compare-selectors {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.compare-phone-static {
    padding: 14px 28px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-main);
    font-size: 0.95rem;
}

.vs-divider {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    background: var(--gradient-neon);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.compare-select-wrapper {
    position: relative;
}

.compare-select {
    appearance: none;
    -webkit-appearance: none;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    padding: 14px 48px 14px 24px;
    border-radius: 50px;
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.compare-select:focus {
    border-color: rgba(0, 245, 160, 0.5);
    box-shadow: 0 0 15px rgba(0, 245, 160, 0.1);
}

.compare-select-wrapper::after {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
    color: var(--text-dark);
    pointer-events: none;
}

.btn-compare-action {
    padding: 14px 28px;
    background: var(--text-main);
    color: var(--bg-dark);
    border: none;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-smooth);
}

.btn-compare-action:hover {
    background: var(--accent-mint);
    box-shadow: 0 10px 25px rgba(0, 245, 160, 0.25);
    transform: translateY(-2px);
}

.btn-compare-action i {
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.btn-compare-action:hover i {
    transform: translateX(4px);
}

/* 12. TECH FOOTER */
.main-footer {
    background: #04060c;
    border-top: 1px solid var(--border-color);
    padding: 80px 0 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand p {
    color: var(--text-dark);
    font-size: 0.9rem;
    margin: 16px 0 24px 0;
    max-width: 320px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1rem;
}

.social-links a:hover {
    background: var(--gradient-neon);
    color: var(--bg-dark);
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 24px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links ul a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links ul a:hover {
    color: var(--text-main);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 30px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-dark);
    font-size: 0.85rem;
}

/* 13. RESPONSIVE DESIGN BREAKPOINTS */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .hero-info {
        text-align: center;
    }
    
    .badge-category {
        margin: 0 auto 20px auto;
    }
    
    .rating-summary {
        justify-content: center;
    }
    
    .quick-specs-grid {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .phone-card {
        width: 280px;
        height: 450px;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .main-header {
        height: auto;
        padding: 16px 0;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 16px;
        height: auto;
    }
    
    .nav-menu {
        gap: 20px;
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .search-box {
        width: 100%;
    }
    
    .phone-title {
        font-size: 2.8rem;
    }
    
    .quick-specs-grid {
        grid-template-columns: 1fr;
    }
    
    .tabs-section {
        top: 130px; /* Offset for larger mobile header */
        padding: 12px 0;
    }
    
    .tab-btn {
        padding: 10px 18px;
    }
    
    .btn-compare-tab {
        margin-left: 0;
    }
    
    .pros-cons-grid {
        grid-template-columns: 1fr;
    }
    
    .spec-label {
        width: 40%;
        padding: 14px 16px;
    }
    
    .spec-val {
        width: 60%;
        padding: 14px 16px;
    }
    
    .spec-group-row td {
        padding: 16px;
    }
    
    .compare-selectors {
        flex-direction: column;
        align-items: stretch;
    }
    
    .compare-phone-static {
        text-align: center;
    }
    
    .compare-select-wrapper select {
        width: 100%;
    }
    
    .btn-compare-action {
        justify-content: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}