/* ─── TASARIM SİSTEMİ & DEĞİŞKENLER ───────────────────────── */
:root {
    --bg-obsidian: #030304; /* Extra dark obsidian z-index depth */
    --bg-card: rgba(10, 10, 12, 0.55); /* Liquid glass frosted surface */
    --border-glow: rgba(255, 255, 255, 0.05); /* Outer bezel hairline */
    --border-active: rgba(255, 255, 255, 0.12);
    
    --text-primary: #FAFBFD;
    --text-secondary: #94A3B8;
    --text-muted: #4B5563;
    
    --color-primary: #0D9488; /* Deep Rich Teal */
    --color-primary-light: rgba(13, 148, 136, 0.06);
    --color-accent: #C5A880; /* Champagne Gold Accent */
    --color-accent-light: rgba(197, 168, 128, 0.08);
    
    --color-red: #F43F5E;
    --color-red-light: rgba(244, 63, 94, 0.06);
    --color-green: #10B981;
    --color-green-light: rgba(16, 185, 129, 0.06);
    
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --font-technical: 'Space Grotesk', sans-serif;
    
    --transition-spring: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-diffused: 0 24px 48px -12px rgba(0, 0, 0, 0.7);
}

/* Reset & Temel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-obsidian);
    background-image: 
        radial-gradient(rgba(255, 255, 255, 0.015) 1.2px, transparent 1.2px);
    background-size: 32px 32px;
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

p {
    color: var(--text-secondary);
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ─── DOKU & BİYOLÜMİNESANS KATMANLARI ───────────────────── */
.noise-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.022;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.09;
    animation: orbFloat 25s infinite alternate ease-in-out;
}
.orb-1 {
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
    top: -150px;
    right: -150px;
}
.orb-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
    bottom: 15%;
    left: -200px;
    animation-delay: -5s;
    animation-duration: 32s;
}
.orb-3 {
    width: 650px;
    height: 650px;
    background: radial-gradient(circle, #0284c7 0%, transparent 70%);
    top: 45%;
    left: 20%;
    animation-delay: -10s;
    animation-duration: 28s;
}

@keyframes orbFloat {
    0% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(60px, 40px) scale(1.08);
    }
    100% {
        transform: translate(-30px, -50px) scale(0.96);
    }
}

/* ─── CTA BUTONLAR (Button-in-Button CTA) ────────────────── */
.btn-pill {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 6px 6px 6px 24px; /* Flushed tight right padding */
    border-radius: 40px;
    background-color: var(--color-primary);
    color: #FFFFFF;
    font-family: var(--font-technical);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.5px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 20px -4px rgba(13, 148, 136, 0.35);
    transition: var(--transition-spring);
    cursor: pointer;
    position: relative;
    user-select: none;
}

.btn-pill:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px -4px rgba(13, 148, 136, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-pill:active {
    transform: scale(0.97) translateY(0);
}

.btn-pill-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-spring);
}

.btn-pill-icon i {
    width: 14px;
    height: 14px;
    stroke-width: 2.5px;
}

.btn-pill:hover .btn-pill-icon {
    transform: scale(1.05) translate(1px, -1px);
    background-color: rgba(255, 255, 255, 0.25);
}

.btn-pill.btn-secondary {
    background-color: rgba(255, 255, 255, 0.02);
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.4);
}

.btn-pill.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 16px 32px -4px rgba(0, 0, 0, 0.55);
}

.btn-pill.btn-secondary .btn-pill-icon {
    background-color: rgba(255, 255, 255, 0.06);
}

.btn-pill.btn-secondary:hover .btn-pill-icon {
    background-color: rgba(255, 255, 255, 0.12);
}

/* Eyebrow Tags */
.eyebrow-tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background-color: var(--color-primary-light);
    border: 1px solid rgba(13, 148, 136, 0.15);
    border-radius: 30px;
    color: var(--color-primary);
    font-family: var(--font-technical);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

/* ─── NAVİGASYON ÇUBUĞU (Yüzen Ada / Fluid Island) ───────── */
.navbar {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 48px);
    max-width: 960px;
    height: 70px;
    z-index: 1000;
    border-radius: 40px; /* Full pill */
    border: 1px solid var(--border-glow);
    background-color: rgba(9, 9, 11, 0.4);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: background-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                border-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.navbar.scrolled {
    background-color: rgba(9, 9, 11, 0.75);
    border-color: var(--border-active);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5);
}

.nav-container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.brand-logo {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 1px;
}

.logo-accent {
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-link {
    font-family: var(--font-technical);
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: var(--transition-spring);
    padding: 8px 16px;
    border-radius: 20px;
}

.nav-link:hover {
    color: #FFFFFF;
    background-color: rgba(255, 255, 255, 0.05);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #FFFFFF;
    font-size: 24px;
    cursor: pointer;
}

/* Mobil Menü */
.mobile-menu {
    display: none;
    position: fixed;
    top: 104px;
    left: 24px;
    width: calc(100% - 48px);
    background-color: rgba(13, 13, 16, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glow);
    border-radius: 24px;
    padding: 24px;
    z-index: 999;
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.8);
}

.mobile-link {
    display: block;
    padding: 14px 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mobile-btn {
    margin-top: 20px;
    width: 100%;
}

/* ─── KAHRAMAN (HERO) ALANI ──────────────────────────────── */
.hero-section {
    position: relative;
    padding-top: 180px;
    padding-bottom: 100px;
    min-height: 100dvh;
    display: flex;
    align-items: center;
}

.hero-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.08;
    z-index: 1;
    pointer-events: none;
}

.hero-glow-1 {
    width: 500px;
    height: 500px;
    background-color: var(--color-primary);
    top: 5%;
    right: 5%;
}

.hero-glow-2 {
    width: 450px;
    height: 450px;
    background-color: var(--color-accent);
    bottom: 10%;
    left: -5%;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-size: 64px;
    line-height: 1.05;
    font-weight: 900;
    margin-bottom: 24px;
    letter-spacing: -2.5px;
    color: #FFFFFF;
}

.hero-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 520px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Hero Trust Badge */
.hero-trust-badge {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 36px;
    padding: 12px 20px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    max-width: max-content;
}

.avatar-group {
    display: flex;
    align-items: center;
}

.trust-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--bg-obsidian);
    margin-left: -10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
    transition: var(--transition-spring);
}

.trust-avatar:first-child {
    margin-left: 0;
}

.trust-avatar:hover {
    transform: translateY(-4px) scale(1.1);
    z-index: 10;
}

.trust-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stars-mini {
    display: flex;
    gap: 3px;
}

.stars-mini svg {
    color: var(--color-accent);
}

.trust-text p {
    font-family: var(--font-technical);
    font-size: 11px;
    color: var(--text-secondary);
}

.trust-text p strong {
    color: #FFFFFF;
}

/* 3D Mockup Container (Double-Bezel) */
.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.mockup-outer {
    position: relative;
    max-width: 290px;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 8px;
    border-radius: 32px; /* concentric radius */
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.8);
    
    /* Hardware acceleration to fix Chromium 3D transform flickering & border-radius glitches */
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.mockup-inner {
    position: relative;
    background-color: rgba(9, 9, 11, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.02);
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.15);
    border-radius: 26px; /* 32px - 6px = 26px */
    overflow: visible;
    
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.app-mockup {
    width: 100%;
    height: auto;
    border-radius: 24px;
    display: block;
    
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.floating-card {
    position: absolute;
    background-color: rgba(13, 13, 16, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 14px 18px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
    z-index: 10;
}

.float-card-1 {
    top: 20%;
    left: -48px;
}

.float-card-2 {
    bottom: 25%;
    right: -48px;
}

.card-icon {
    font-size: 18px;
    padding: 8px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.card-label {
    font-family: var(--font-technical);
    font-size: 9px;
    color: var(--text-muted);
    font-weight: 700;
}

.card-val {
    font-family: var(--font-technical);
    font-size: 13px;
    font-weight: 800;
}

/* ─── ÖZELLİKLER BENTO GRİD (Bento 2.0 Mimari) ───────────── */
.features-section {
    padding: 140px 0;
    position: relative;
    border-top: 1px solid var(--border-glow);
    z-index: 2;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -2px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 580px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr; /* Asymmetric grid columns */
    grid-auto-rows: auto;
    gap: 28px;
}

.bento-chat-card {
    grid-row: span 2;
}

/* Double-Bezel Card Layout */
.card-outer {
    background-color: rgba(255, 255, 255, 0.012);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 6px;
    border-radius: 32px; /* concentric outer radius */
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
    transition: border-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                background-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-inner {
    background-color: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.02);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), inset 0 -1px 0 rgba(0, 0, 0, 0.5);
    border-radius: 26px; /* concentric (32px - 6px = 26px) */
    padding: 40px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: border-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                background-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-outer:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.08);
    background-color: rgba(255, 255, 255, 0.025);
    box-shadow: 0 32px 64px -16px rgba(0, 0, 0, 0.8);
}

.card-outer:hover .card-inner {
    border-color: rgba(255, 255, 255, 0.04);
    background-color: rgba(12, 12, 15, 0.75);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), inset 0 -1px 0 rgba(0, 0, 0, 0.6);
}

.feature-icon-wrapper {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.wrapper-turquoise {
    background-color: rgba(34, 211, 238, 0.05);
    border-color: rgba(34, 211, 238, 0.15);
}

.wrapper-blue {
    background-color: var(--color-primary-light);
    border-color: rgba(13, 148, 136, 0.15);
}

.wrapper-green {
    background-color: var(--color-green-light);
    border-color: rgba(16, 185, 129, 0.15);
}

.wrapper-accent {
    background-color: var(--color-accent-light);
    border-color: rgba(197, 168, 128, 0.15);
}

.feature-card-title {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.feature-card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 28px;
}

/* 1. Terminal Emulator (Gemini Nano Card) */
.bento-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.badge-terminal {
    font-family: var(--font-technical);
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--color-primary);
    padding: 4px 10px;
    background-color: rgba(13, 148, 136, 0.1);
    border: 1px solid rgba(13, 148, 136, 0.2);
    border-radius: 6px;
}

.terminal-emulator {
    width: 100%;
    background-color: #050507;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 16px;
    font-family: var(--font-technical);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.8);
    margin-top: auto;
}

.terminal-header {
    display: flex;
    gap: 6px;
    margin-bottom: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    padding-bottom: 8px;
}

.terminal-header .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: block;
}

.dot-red { background-color: #EF4444; }
.dot-yellow { background-color: #F59E0B; }
.dot-green { background-color: #10B981; }

.terminal-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 120px;
}

.chat-row {
    font-size: 12px;
    line-height: 1.5;
}

.terminal-user {
    color: var(--color-accent);
    font-weight: 700;
    margin-right: 6px;
}

.terminal-ai {
    color: var(--color-primary);
    font-weight: 700;
    margin-right: 6px;
}

.cursor {
    animation: blink 1s infinite;
    color: var(--color-accent);
}

@keyframes blink {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

/* 2. Metrics Indicator (Workout Bending Card) */
.metrics-container {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: auto;
}

.metric-row {
    padding: 12px 16px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    transition: var(--transition-spring);
}

.metric-row.active-metric {
    border-color: rgba(13, 148, 136, 0.15);
    background-color: rgba(13, 148, 136, 0.02);
}

.metric-info {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-technical);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.metric-val {
    color: #FFFFFF;
}

.progress-bar-outer {
    width: 100%;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar-inner {
    height: 100%;
    border-radius: 2px;
}

.primary-gradient { background: linear-gradient(90deg, var(--color-primary) 0%, #22D3EE 100%); }
.secondary-gradient { background: linear-gradient(90deg, #3B82F6 0%, #60A5FA 100%); }
.warn-gradient { background: linear-gradient(90deg, var(--color-accent) 0%, #EAB308 100%); }

/* 3. Biomarker Adjuster */
.biomarker-adjuster {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: auto;
}

.biomarker-box {
    flex: 1;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 14px;
    text-align: center;
}

.biomarker-label {
    font-family: var(--font-technical);
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.biomarker-state {
    font-family: var(--font-technical);
    font-size: 13px;
    font-weight: 700;
}

.state-high { color: var(--color-red); }
.state-action { color: var(--color-green); }

.adjust-arrow {
    color: var(--text-muted);
    display: flex;
    align-items: center;
}

/* 4. Watch Sync UI */
.watch-sync-ui {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: auto;
    position: relative;
    padding: 16px 0;
}

.sync-node {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background-color: rgba(255, 255, 255, 0.02);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
}

.watch-node i {
    width: 20px;
    height: 20px;
}

.app-node {
    font-family: var(--font-technical);
    font-weight: 800;
    font-size: 11px;
    letter-spacing: 0.5px;
    color: var(--color-primary);
    border-color: rgba(13, 148, 136, 0.2);
    background-color: rgba(13, 148, 136, 0.05);
}

.sync-pulse-line {
    width: 80px;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.08);
    position: relative;
}

.pulse-dot {
    position: absolute;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-primary);
    top: -3px;
    left: 0;
    filter: drop-shadow(0 0 4px var(--color-primary));
    animation: pulseMove 2s infinite linear;
}

@keyframes pulseMove {
    0% { left: 0; opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { left: 100%; opacity: 0; }
}

.sync-status {
    position: absolute;
    bottom: -16px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.status-pulse-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--color-green);
    animation: breatheDot 2s infinite ease-in-out;
}

@keyframes breatheDot {
    0%, 100% { opacity: 0.4; transform: scale(0.9); }
    50% { opacity: 1; transform: scale(1.1); box-shadow: 0 0 8px var(--color-green); }
}

.status-text {
    font-family: var(--font-technical);
    font-size: 9px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 5. Recovery Marquee */
.recovery-marquee-container {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 12px 0;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    margin-top: auto;
}

.recovery-marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 16s infinite linear;
}

.marquee-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 24px;
    font-family: var(--font-technical);
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
}

.marquee-item i {
    width: 14px;
    height: 14px;
    color: var(--color-accent);
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ─── HASSASİYET SİMÜLATÖRÜ (Hologram Dashboard) ────────── */
.simulator-section {
    padding: 140px 0;
    border-top: 1px solid var(--border-glow);
    position: relative;
    z-index: 2;
}

.simulator-outer {
    background-color: rgba(255, 255, 255, 0.012);
    border: 1px solid rgba(255, 255, 255, 0.04);
    padding: 6px;
    border-radius: 32px; /* Concentric outer bezel */
    box-shadow: 0 40px 80px -20px rgba(0, 0, 0, 0.8);
    transition: border-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                background-color 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.simulator-box {
    background-color: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.02);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), inset 0 -1px 0 rgba(0, 0, 0, 0.5);
    border-radius: 26px; /* concentric (32px - 6px = 26px) */
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    overflow: hidden;
}

.simulator-content {
    padding: 56px;
    border-right: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Goal Selector Buttons */
.goal-selector-group {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.selector-label {
    font-family: var(--font-technical);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    text-transform: uppercase;
}

.goal-buttons {
    display: flex;
    gap: 10px;
}

.goal-btn {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 12px 22px;
    border-radius: 30px;
    color: var(--text-secondary);
    font-family: var(--font-technical);
    font-weight: 700;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition-spring);
}

.goal-btn:hover {
    color: #FFFFFF;
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
}

.goal-btn.active {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
    box-shadow: 0 8px 16px -4px rgba(13, 148, 136, 0.4);
}

.goal-btn:active, .strictness-btn:active {
    transform: scale(0.97);
}

/* Strictness Controls */
.strictness-controls {
    margin-top: 24px;
    display: flex;
    gap: 10px;
}

.strictness-btn {
    flex: 1;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: 16px;
    border-radius: 16px;
    color: var(--text-secondary);
    font-family: var(--font-technical);
    font-weight: 700;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    transition: var(--transition-spring);
}

.strictness-btn:hover {
    color: #FFFFFF;
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
}

.strictness-btn i {
    font-size: 16px;
    padding: 8px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition-spring);
}

.strictness-btn.active {
    color: #FFFFFF;
    background-color: rgba(255, 255, 255, 0.04);
}

.strictness-btn[data-strictness="flexible"].active {
    border-color: var(--color-green);
    box-shadow: inset 0 0 12px rgba(16, 185, 129, 0.1), 0 8px 24px -6px rgba(16, 185, 129, 0.2);
}

.strictness-btn[data-strictness="flexible"].active i {
    border-color: rgba(16, 185, 129, 0.3);
    background-color: var(--color-green-light);
}

.strictness-btn[data-strictness="normal"].active {
    border-color: var(--color-primary);
    box-shadow: inset 0 0 12px rgba(13, 148, 136, 0.1), 0 8px 24px -6px rgba(13, 148, 136, 0.2);
}

.strictness-btn[data-strictness="normal"].active i {
    border-color: rgba(13, 148, 136, 0.3);
    background-color: var(--color-primary-light);
}

.strictness-btn[data-strictness="strict"].active {
    border-color: var(--color-red);
    box-shadow: inset 0 0 12px rgba(244, 63, 94, 0.1), 0 8px 24px -6px rgba(244, 63, 94, 0.2);
}

.strictness-btn[data-strictness="strict"].active i {
    border-color: rgba(244, 63, 94, 0.3);
    background-color: var(--color-red-light);
}

.simulator-desc {
    margin-top: 28px;
    font-size: 13px;
    color: var(--text-secondary);
    min-height: 48px;
    line-height: 1.6;
}

/* Hologram Radar Dashboard display */
.simulator-display {
    padding: 56px;
    background-color: #040807; /* Deep Vantablack Laboratory environment */
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.display-title {
    font-family: var(--font-technical);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--color-accent);
    margin-bottom: 24px;
    text-transform: uppercase;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    padding-bottom: 12px;
}

.chart-container {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
    position: relative;
    aspect-ratio: 1;
}

.display-footer {
    margin-top: 28px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 16px;
    border-radius: 12px;
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.display-footer i {
    font-size: 16px;
    margin-top: 2px;
    color: var(--color-accent);
}

.display-footer span {
    font-family: var(--font-technical);
    font-size: 10px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ─── SIKÇA SORULAN SORULAR (FAQ Accordions) ─────────────── */
.faq-section {
    padding: 140px 0;
    border-top: 1px solid var(--border-glow);
    position: relative;
    z-index: 2;
}

.faq-accordion-wrapper {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: 18px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: var(--transition-spring);
    box-shadow: var(--shadow-diffused);
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.08);
}

.faq-trigger {
    width: 100%;
    background: none;
    border: none;
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #FFFFFF;
    font-family: var(--font-technical);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    text-align: left;
}

.faq-trigger span {
    padding-right: 16px;
}

.faq-icon {
    font-size: 18px;
    color: var(--text-secondary);
    transition: var(--transition-spring);
}

.faq-content {
    max-height: 0;
    overflow: hidden;
    padding: 0 32px;
    transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-content p {
    font-size: 14px;
    color: var(--text-secondary);
    padding-bottom: 24px;
    line-height: 1.7;
}

.faq-item.active {
    border-color: var(--color-primary);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--color-primary);
}

/* ─── YASAL UYARI & FOOTER (Double-Bezel Disclaimer) ──────── */
.footer {
    background-color: var(--bg-obsidian);
    padding: 80px 0 40px 0;
    border-top: 1px solid var(--border-glow);
    position: relative;
    z-index: 2;
}

.disclaimer-card {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid rgba(255, 255, 255, 0.03);
    padding: 6px;
    border-radius: 20px;
    margin-bottom: 60px;
}

.disclaimer-banner {
    background-color: rgba(244, 63, 94, 0.015);
    border: 1px solid rgba(244, 63, 94, 0.1);
    padding: 24px !important;
    border-radius: 14px !important;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.disclaimer-icon {
    color: var(--color-red);
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 2px;
}

.disclaimer-text {
    font-family: var(--font-technical);
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-brand {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 900;
}

.copyright {
    font-family: var(--font-body);
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
}

.footer-links {
    display: flex;
    gap: 28px;
}

.footer-link {
    font-family: var(--font-technical);
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
    transition: var(--transition-spring);
}

.footer-link:hover {
    color: var(--color-primary);
}

/* ─── MOBİL NAVİGASYON (Tam Ekran Cam & Hamburger Morph) ─── */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100dvh;
    background-color: rgba(3, 3, 4, 0.85);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    z-index: 999;
    padding: 140px 40px 60px 40px;
    flex-direction: column;
    justify-content: space-between;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-menu.active {
    display: flex;
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.mobile-link {
    font-family: var(--font-display);
    font-size: 38px;
    font-weight: 800;
    letter-spacing: -1.5px;
    color: #FFFFFF;
    opacity: 0;
    transform: translateY(30px) rotate(2deg);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    border-bottom: none !important;
}

.mobile-menu.active .mobile-link {
    opacity: 1;
    transform: translateY(0) rotate(0);
}

.mobile-menu.active .mobile-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.active .mobile-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.active .mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.active .mobile-btn { transition-delay: 0.25s; }

.mobile-btn {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
}

.mobile-menu.active .mobile-btn {
    opacity: 1;
    transform: translateY(0);
}

/* Hamburger Morph */
.mobile-menu-toggle {
    display: none;
    position: relative;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001; /* Sticky Nav üstü */
}

.hamburger-line {
    position: absolute;
    left: 6px;
    width: 20px;
    height: 1.5px;
    background-color: #FFFFFF;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.line-top {
    top: 12px;
}

.line-bottom {
    bottom: 12px;
}

.mobile-active .line-top {
    transform: translateY(4px) rotate(45deg);
}

.mobile-active .line-bottom {
    transform: translateY(-4px) rotate(-45deg);
}
/* Bento Grid Layout Extras & Satisfaction Card */
.bento-wide-card {
    grid-column: span 2;
}

.bento-satisfaction-card {
    background-color: rgba(255, 255, 255, 0.012);
}

.satisfaction-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.satisfaction-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.5);
    background-color: rgba(255, 255, 255, 0.02);
}

.satisfaction-meta {
    display: flex;
    flex-direction: column;
}

.sat-user-name {
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 700;
    color: #FFFFFF;
}

.sat-user-title {
    font-family: var(--font-technical);
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 600;
}

.star-rating {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.satisfaction-quote {
    font-family: var(--font-body);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    font-style: italic;
    opacity: 0.9;
}

/* Offline Reveal Animation fallback */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    filter: blur(8px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), 
                filter 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.show {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* ─── RESPONSIVE MEDYA QUERY'LERİ ───────────────────────── */

/* Tablet Görünümü */
@media (max-width: 992px) {
    .bento-wide-card {
        grid-column: span 1;
    }
    .container {
        padding: 0 24px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-subtitle {
        max-width: 600px;
    }
    
    .features-grid {
        grid-template-columns: 1fr; /* Bento collapses to single column */
        gap: 24px;
    }
    
    .bento-chat-card {
        grid-row: span 1;
    }
    
    .simulator-box {
        grid-template-columns: 1fr;
    }
    
    .simulator-content {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        padding: 40px;
    }
    
    .simulator-display {
        padding: 40px;
    }
    
    .navbar {
        width: calc(100% - 32px);
    }
}

/* Mobil Görünüm (Profesyonel Adaptasyon) */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    .navbar {
        height: 60px;
        top: 12px;
        width: calc(100% - 24px);
    }
    
    .nav-links, .nav-btn {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-section {
        padding-top: 140px;
        padding-bottom: 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: 38px;
        letter-spacing: -1.5px;
    }

    .hero-subtitle {
        font-size: 15px;
        margin-bottom: 32px;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 16px;
    }

    .hero-actions .btn-pill {
        width: 100%;
        justify-content: center;
    }

    .mockup-outer {
        max-width: 240px;
        margin: 0 auto;
    }

    .floating-card {
        padding: 10px 14px;
        transform: scale(0.85);
    }

    .float-card-1 {
        left: -20px;
        top: 10%;
    }

    .float-card-2 {
        right: -20px;
        bottom: 15%;
    }

    .section-title {
        font-size: 32px;
        letter-spacing: -1px;
        margin-bottom: 16px;
    }

    .section-subtitle {
        font-size: 14px;
        padding: 0 10px;
    }

    .features-section, .simulator-section, .faq-section {
        padding: 60px 0;
    }

    .card-inner {
        padding: 24px;
    }

    .feature-card-title {
        font-size: 20px;
    }

    .simulator-content, .simulator-display {
        padding: 24px;
    }

    .simulator-box {
        border-radius: 20px;
    }

    .input-group {
        flex-direction: column;
        gap: 12px;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}