/* Vanced Portal - Premium Global Styling */

/* Imports */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

/* CSS Variables & Theme Setup */
:root {
  --font-family: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Color Palette */
  --bg-color: #080c14;
  --bg-glow-1: rgba(99, 102, 241, 0.15); /* Indigo glow */
  --bg-glow-2: rgba(236, 72, 153, 0.12); /* Pink glow */
  
  --card-bg: rgba(17, 24, 39, 0.65);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-hover: rgba(255, 255, 255, 0.18);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-color: #6366f1;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --button-hover-shadow: rgba(168, 85, 247, 0.35);
  
  --alert-bg: rgba(234, 179, 8, 0.1);
  --alert-border: rgba(234, 179, 8, 0.25);
  --alert-text: #fef08a;

  /* App Brand Colors */
  --youtube-color: #ef4444;
  --youtube-music-color: #f43f5e;
  --tiktok-color: #00f2fe;
  --instagram-color: #ec4899;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Borders */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-family);
  color: var(--text-primary);
  background-color: var(--bg-color);
  font-size: 16px;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
  font-weight: 400;
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 100%;
}

/* Background Radial Glow Blobs */
body::before,
body::after {
  content: "";
  position: absolute;
  width: 50vw;
  height: 50vw;
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  filter: blur(120px);
  opacity: 0.8;
}

body::before {
  top: -10vw;
  left: -10vw;
  background: radial-gradient(circle, var(--bg-glow-1) 0%, transparent 70%);
}

body::after {
  bottom: 10vw;
  right: -10vw;
  background: radial-gradient(circle, var(--bg-glow-2) 0%, transparent 70%);
}

/* Container */
.container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
  flex-grow: 1;
}

/* Header / Navigation */
header {
  padding: 2rem 0;
  display: flex;
  justify-content: center;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.logo-container:hover {
  transform: scale(1.02);
}

.logo-icon {
  width: 2.25rem;
  height: 2.25rem;
  fill: var(--accent-color);
  filter: drop-shadow(0 0 8px var(--accent-color));
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Hero Section */
.hero {
  text-align: center;
  min-height: 88vh; /* Fills most of the initial screen height */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center; /* Centers the hero content vertically */
  padding: 3rem 0;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  height: 3.5rem;
  margin-bottom: 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.word-rotator {
  margin-left: 0.5rem;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.word-rotator.active {
  opacity: 1;
  transform: translateY(0);
}

.hero-desc {
  max-width: 600px;
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  font-weight: 300;
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-normal);
  gap: 0.75rem;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--button-hover-shadow);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--card-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--card-border-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--accent-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: rgba(99, 102, 241, 0.08);
  transform: translateY(-1px);
}

/* System Info Box */
.sys-info-box {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 3rem;
  width: 100%;
}

.sys-info-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.sys-info-icon {
  width: 1.5rem;
  height: 1.5rem;
  fill: var(--accent-color);
}

.sys-info-title {
  font-size: 1.125rem;
  font-weight: 600;
}

.sys-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media(min-width: 768px) {
  .sys-info-grid {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.sys-info-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.sys-info-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.sys-info-val {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.badge {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.select-wrapper {
  position: relative;
}

.select-arch {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  outline: none;
  cursor: pointer;
  appearance: none;
  transition: border-color var(--transition-fast);
}

.select-arch:focus {
  border-color: var(--accent-color);
}

.select-wrapper::after {
  content: "▼";
  font-size: 0.7rem;
  color: var(--text-secondary);
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

/* App Grid Section */
.app-selection-section {
  padding: 2rem 0 4rem 0;
}

.section-title-wrapper {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

.apps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media(min-width: 550px) {
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media(min-width: 900px) {
  .apps-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Card glassmorphism style */
.app-card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

/* Glowing card overlay on hover */
.app-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255, 255, 255, 0.05), transparent 40%);
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.app-card:hover::before {
  opacity: 1;
}

.app-card:hover {
  transform: translateY(-5px);
  border-color: var(--card-border-hover);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.app-card-icon-container {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all var(--transition-normal);
  position: relative;
}

/* Hover scales logo slightly and glows brand color */
.app-card:hover .app-card-icon-container {
  transform: scale(1.08);
  box-shadow: 0 0 25px var(--brand-glow);
  border-color: var(--brand-color);
}

.app-card-icon {
  width: 2.25rem;
  height: 2.25rem;
  transition: fill var(--transition-normal);
}

.app-card-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.app-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  font-weight: 300;
  flex-grow: 1;
}

/* Wizard / Step Guide Overlay */
.wizard-section {
  display: none; /* Controlled by JS */
  padding: 1.5rem 0 4rem 0;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.wizard-section.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.wizard-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  position: relative;
}

@media(min-width: 768px) {
  .wizard-card {
    padding: 3rem;
  }
}

.wizard-header {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 1.5rem;
}

@media(min-width: 600px) {
  .wizard-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.wizard-title-block {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.wizard-app-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.wizard-app-icon svg {
  width: 100%;
  height: 100%;
}

.wizard-app-title {
  font-size: 1.5rem;
  font-weight: 700;
}

/* Step Container */
.steps-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  position: relative;
}

/* Vertical line connecting steps on tablet+ */
@media(min-width: 768px) {
  .steps-container::before {
    content: "";
    position: absolute;
    left: 2.125rem;
    top: 2rem;
    bottom: 2rem;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-color), rgba(255, 255, 255, 0.05));
    z-index: 1;
  }
}

.step-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  position: relative;
  z-index: 2;
}

@media(min-width: 768px) {
  .step-card {
    grid-template-columns: 4.25rem 1fr;
    gap: 1.5rem;
  }
}

.step-badge-col {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

@media(min-width: 768px) {
  .step-badge-col {
    justify-content: center;
    align-items: flex-start;
  }
}

.step-number-circle {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: #0b0f19; /* Solid base background color to hide connection line behind the circle */
  border: 2px solid var(--accent-color);
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
  z-index: 3;
}

.step-content-col {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

@media(min-width: 768px) {
  .step-content-col {
    padding: 2rem;
  }
}

.step-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.step-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  font-weight: 300;
}

.step-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

/* Step list points styling */
.step-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.step-list li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.step-list li::before {
  content: "✓";
  color: #10b981; /* green checkmark */
  position: absolute;
  left: 0;
  top: 0;
  font-weight: bold;
}

/* Unsafe App Info Panel */
.alert-box {
  background: var(--alert-bg);
  border: 1px solid var(--alert-border);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-top: 1rem;
  display: flex;
  gap: 0.75rem;
}

.alert-icon {
  width: 1.25rem;
  height: 1.25rem;
  fill: var(--alert-text);
  flex-shrink: 0;
}

.alert-content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.alert-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--alert-text);
}

.alert-text {
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Device screen mockup containers (for future screenshots) */
.mockup-wrapper {
  position: relative;
  width: 100%;
  max-width: 360px;
  margin: 2.5rem auto 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mockup-container {
  width: 100%;
  border-radius: 28px; /* Modern curved smartphone corner radius */
  border: 8px solid #1e293b; /* Sleek bezel styling */
  background: #090d16;
  aspect-ratio: 9 / 18.5; /* Realistic modern display aspect ratio */
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(0, 0, 0, 0.8);
  overflow: hidden;
}

.mockup-notch {
  width: 110px;
  height: 20px;
  background: #1e293b;
  border-bottom-left-radius: 12px;
  border-bottom-right-radius: 12px;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.mockup-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  z-index: 5;
}

.mockup-placeholder-icon {
  width: 3rem;
  height: 3rem;
  fill: var(--text-muted);
}

.mockup-placeholder-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.5;
}

/* General Tips Accordion Section */
.tips-section {
  padding: 3rem 0;
  margin-top: 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.tips-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.accordion-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  font-size: 1.05rem;
  transition: background-color var(--transition-fast);
}

.accordion-header:hover {
  background: rgba(255, 255, 255, 0.04);
}

.accordion-icon {
  width: 0.8rem;
  height: 0.8rem;
  fill: var(--text-secondary);
  transition: transform var(--transition-fast);
}

.accordion-item.active {
  border-color: rgba(99, 102, 241, 0.25);
  background: rgba(99, 102, 241, 0.02);
}

.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
  fill: var(--accent-color);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.accordion-content-inner {
  padding: 0 1.5rem 1.5rem 1.5rem;
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 300;
}

/* Footer styling */
footer {
  text-align: center;
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  margin-top: auto;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.footer-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 450px;
  margin: 0 auto;
  line-height: 1.6;
}

.footer-github-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  transition: all var(--transition-normal);
  cursor: pointer;
}

.footer-github-link:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.github-icon {
  width: 1.25rem;
  height: 1.25rem;
  fill: currentColor;
}

/* Extra helper class for transitions */
.fade-in {
  animation: fadeInEffect var(--transition-slow) forwards;
}

@keyframes fadeInEffect {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mockup-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--radius-md) - 4px);
  position: absolute;
  inset: 0;
  z-index: 2;
}

/* Slider inside phone mockup */
.mockup-slider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 4;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.mockup-slides {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform;
}

.mockup-slide {
  min-width: 100%;
  width: 100%;
  height: 100%;
  position: relative;
}

.mockup-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Glassmorphic Arrows */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 15;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.slider-arrow:hover {
  background: rgba(15, 23, 42, 0.85);
  border-color: var(--accent-color);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.4);
}

.slider-arrow-left {
  left: -0.75rem;
}

.slider-arrow-right {
  right: -0.75rem;
}

@media(min-width: 480px) {
  .slider-arrow-left {
    left: -3.5rem;
  }
  
  .slider-arrow-right {
    right: -3.5rem;
  }
}

.slider-arrow svg {
  width: 1.5rem;
  height: 1.5rem;
  fill: currentColor;
}

/* Indicator dots */
.slider-dots {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 15;
  background: rgba(15, 23, 42, 0.5);
  padding: 0.35rem 0.65rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
}

.slider-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dot.active {
  background: var(--accent-color);
  width: 14px;
  border-radius: 4px;
  box-shadow: 0 0 8px var(--accent-color);
}