@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Outfit:wght@500;700;800;900&display=swap');

:root {
  /* Sleek modern colors (Light) */
  --bg-color: #f8fafc;
  --text-main: #0f172a;
  --text-muted: #64748b;

  /* Optimized for performance (removed extremely heavy blurs) */
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-border: rgba(255, 255, 255, 0.9);
  --card-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.6);

  --primary: #FF5A5F;
  --primary-gradient: linear-gradient(135deg, #FF5A5F 0%, #E63946 100%);
  --primary-hover: #E63946;
  --secondary: #087E8B;

  --navbar-bg: rgba(255, 255, 255, 0.95);

  /* Inputs */
  --input-bg: rgba(255, 255, 255, 0.9);
  --input-border: rgba(203, 213, 225, 0.8);
  --input-focus: rgba(255, 90, 95, 0.2);
}

body.dark {
  /* Sleek modern colors (Dark) */
  --bg-color: #0B0F19;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;

  --card-bg: rgba(17, 24, 39, 0.85);
  --card-border: rgba(255, 255, 255, 0.1);
  --card-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.05);

  --primary: #FF5A5F;
  --primary-gradient: linear-gradient(135deg, #FF5A5F 0%, #D90429 100%);

  --navbar-bg: rgba(11, 15, 25, 0.95);

  --input-bg: rgba(30, 41, 59, 0.8);
  --input-border: rgba(51, 65, 85, 0.8);
  --input-focus: rgba(255, 90, 95, 0.3);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg-color);
  color: var(--text-main);
  overflow-x: hidden;
  font-family: 'Inter', -apple-system, sans-serif;
  transition: background-color 0.4s ease, color 0.4s ease;
}

/* ==================== VIDEO BACKGROUND ==================== */
.video-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
}

#background-video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  transform: scale(1.05);
  /* hide edges */
}

.blur-overlay {
  position: absolute;
  inset: 0;
  background: var(--bg-color);
  opacity: 0.65;
  transition: opacity 0.5s ease;
}

body.dark .blur-overlay {
  opacity: 0.75;
}

/* ==================== NAVBAR ==================== */
.premium-navbar {
  position: fixed;
  top: 0;
  width: 100%;
  height: 75px;
  background: var(--navbar-bg);
  border-bottom: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 5%;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
  transition: all 0.4s ease;
}

.nav-brand {
  font-family: 'Outfit', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.brand-icon {
  color: var(--primary);
  font-size: 1.8rem;
}

.highlight {
  color: var(--primary);
}

.nav-links {
  display: flex;
  gap: 6px;
}

.nav-link {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  padding: 10px 18px;
  border-radius: 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
}

.nav-link:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

body.dark .nav-link:hover {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.nav-link.active {
  background: var(--card-bg);
  color: var(--primary);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--card-border);
}

body.dark .nav-link.active {
  background: rgba(255, 90, 95, 0.15);
  color: #FF5A5F;
  border: 1px solid rgba(255, 90, 95, 0.2);
}

/* Theme switch */
.theme-switch {
  position: relative;
  display: inline-block;
  width: 64px;
  height: 34px;
  margin: 0;
}

.theme-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.1);
  transition: .4s;
  border-radius: 34px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 8px;
  border: 1px solid var(--card-border);
}

body.dark .slider {
  background-color: rgba(255, 255, 255, 0.1);
}

.icon-sun {
  color: #f59e0b;
  font-size: 14px;
  z-index: 1;
}

.icon-moon {
  color: #cbd5e1;
  font-size: 14px;
  z-index: 1;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border-radius: 50%;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  z-index: 2;
}

input:checked+.slider {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.2);
}

input:checked+.slider:before {
  transform: translateX(30px);
}

/* ==================== ALERTS / TOASTS ==================== */
#toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toast {
  background: rgba(15, 23, 42, 0.95);
  color: #fff;
  padding: 16px 24px;
  border-radius: 12px;
  font-weight: 500;
  font-size: 0.95rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transform: translateY(30px) scale(0.9);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.toast::before {
  content: "\f05a";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
}

.toast.show {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.toast-error {
  background: rgba(220, 38, 38, 0.95);
}

.toast-error::before {
  content: "\f071";
}

.toast-success {
  background: rgba(16, 185, 129, 0.95);
}

.toast-success::before {
  content: "\f00c";
}


/* ==================== MAIN CONTAINER & PAGES ==================== */
.app-container {
  padding: 120px 20px 60px;
  max-width: 800px;
  margin: 0 auto;
  min-height: 100vh;
  perspective: 1000px;
}

.page-view {
  display: none;
  opacity: 0;
  transform: translateY(20px) scale(0.98);
  transition: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.page-view.active {
  display: block;
  opacity: 1;
  transform: translateY(0) scale(1);
  animation: pageIn 0.5s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

@keyframes pageIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.page-header {
  text-align: center;
  margin-bottom: 40px;
}

.page-title {
  font-family: 'Outfit', sans-serif;
  font-size: 3.5rem;
  margin: 0 0 12px;
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--text-main);
}

.page-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin: 0;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ==================== PREMIUM GLASS CARDS ==================== */
.premium-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 40px;
  box-shadow: var(--card-shadow);
  position: relative;
  overflow: hidden;
}

/* Subtle glow behind card */
.premium-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, transparent 60%);
  opacity: 0.5;
  pointer-events: none;
  z-index: -1;
}

body.dark .premium-card::before {
  background: radial-gradient(circle, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
}


/* ==================== FORMS & INPUTS ==================== */
.form-group {
  margin-bottom: 24px;
  text-align: left;
}

.form-group label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  margin-bottom: 10px;
  font-size: 0.95rem;
  color: var(--text-main);
}

.form-group label i {
  color: var(--primary);
}

.form-control {
  width: 100%;
  padding: 16px 20px;
  border-radius: 14px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--text-main);
  font-size: 1.05rem;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02);
  font-family: 'Inter', sans-serif;
}

.form-control::placeholder {
  color: #94a3b8;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--input-focus);
  background: var(--card-bg);
  transform: translateY(-2px);
}

/* Custom Select styling removing default arrow to use background image or just let it look clean */
select.form-control {
  appearance: none;
  cursor: pointer;
}

.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: '\f107';
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 600px) {
  .grid-2 {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Autocomplete Suggestion */
.autocomplete-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.autocomplete-list li {
  padding: 12px 16px;
  cursor: pointer;
  transition: 0.2s;
  border-bottom: 1px solid var(--card-border);
  font-size: 0.95rem;
}

.autocomplete-list li:hover {
  background: var(--primary);
  color: white;
  padding-left: 20px;
}


/* ==================== BUTTONS ==================== */
.btn-primary {
  width: 100%;
  background: var(--primary-gradient);
  color: white;
  border: none;
  padding: 18px;
  border-radius: 14px;
  font-size: 1.15rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(255, 90, 95, 0.4);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-top: 10px;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

/* Shimmer Effect */
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -100%;
  width: 50%;
  height: 200%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: rotate(30deg);
  transition: all 0.6s ease;
}

.btn-primary:hover::after {
  left: 150%;
}

.btn-primary:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(255, 90, 95, 0.5);
}

.btn-group {
  display: flex;
  gap: 16px;
  margin-top: 10px;
}

.split-main {
  flex: 2;
  margin-top: 0;
}

.split-aside {
  flex: 1;
}

.btn-secondary {
  background: var(--input-bg);
  color: var(--text-main);
  border: 1px solid var(--input-border);
  padding: 16px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
}

.btn-secondary:hover {
  background: var(--card-bg);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.full-width {
  width: 100%;
  margin-top: 10px;
}


/* ==================== OUTPUT AREA ==================== */
.output-box {
  margin-top: 35px;
  background: rgba(0, 0, 0, 0.02);
  border-radius: 18px;
  padding: 30px;
  border: 1px solid var(--card-border);
  border-left: 5px solid var(--primary);
  position: relative;
  transition: all 0.3s ease;
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.02);
}

body.dark .output-box {
  background: rgba(0, 0, 0, 0.2);
}

.generated-text {
  font-size: 1.25rem;
  line-height: 1.6;
  margin: 0;
  min-height: 70px;
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
}

.placeholder {
  color: var(--text-muted);
  font-style: italic;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 400;
  font-size: 1.1rem;
}

.translated-text {
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px dashed var(--input-border);
  font-size: 1rem;
  color: var(--text-muted);
}

.output-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
}

.btn-action {
  background: var(--card-bg);
  border: 1px solid var(--input-border);
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: 0.2s;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.02);
}

.btn-action:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(255, 90, 95, 0.3);
}


/* ==================== ADVANCED TOOLS / TOOLBAR ==================== */
.advanced-box {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid var(--card-border);
}

.input-with-button {
  display: flex;
  gap: 10px;
}

.btn-compact {
  background: var(--text-main);
  color: var(--bg-color);
  border: none;
  padding: 0 24px;
  border-radius: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
}

.btn-compact:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
}

body.dark .btn-compact {
  background: #334155;
  color: white;
}

body.dark .btn-compact:hover {
  background: #475569;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 35px;
}

.btn-tool {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-main);
  padding: 12px 22px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.btn-tool:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(255, 90, 95, 0.3);
}

body.dark .btn-tool {
  background: rgba(30, 41, 59, 0.8);
  border-color: rgba(51, 65, 85, 0.8);
  color: #f8fafc;
}

body.dark .btn-tool:hover {
  background: var(--primary);
  color: white;
}

.hidden {
  display: none !important;
}

.toggle-box {
  margin-top: 20px;
  background: rgba(0, 0, 0, 0.02);
  padding: 25px;
  border-radius: 16px;
  border: 1px solid var(--card-border);
}

body.dark .toggle-box {
  background: rgba(0, 0, 0, 0.2);
}

.toggle-box h4 {
  margin: 0 0 15px 0;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-main);
}

.toggle-box ul {
  margin: 0;
  padding-left: 20px;
  color: var(--text-muted);
  line-height: 1.6;
}

.toggle-box li {
  margin-bottom: 8px;
}

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

.btn-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: 0.2s;
}

.btn-icon.danger {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.btn-icon.danger:hover {
  background: #ef4444;
  color: white;
}


/* ==================== TOOLS PAGE LAYOUT ==================== */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.tool-card {
  padding: 26px 30px;
}

@media (min-width: 768px) {
  .tools-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .danger-card {
    grid-column: span 2;
  }
}

.card-title {
  font-size: 1.4rem;
  font-weight: 800;
  font-family: 'Outfit', sans-serif;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 5px;
}

.card-desc {
  color: var(--text-muted);
  margin: 0 0 25px;
  font-size: 0.95rem;
  line-height: 1.5;
}

.btn-group-sm {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.btn-outline {
  flex: 1;
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  padding: 12px;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: 0.2s;
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(255, 90, 95, 0.3);
}

.proof-render-area {
  text-align: center;
}

.proof-img {
  max-width: 100%;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  margin-bottom: 20px;
}

.btn-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  border: none;
  padding: 14px 24px;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
  transition: 0.2s;
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
}

.danger-card {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(220, 38, 38, 0.02));
  border-color: rgba(239, 68, 68, 0.2);
}

.text-danger {
  color: #ef4444 !important;
}

.danger-input:focus {
  border-color: #ef4444;
  box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
  color: white;
  border: none;
  padding: 18px;
  border-radius: 14px;
  font-size: 1.15rem;
  font-weight: 900;
  width: 100%;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(239, 68, 68, 0.4);
  transition: 0.3s;
  letter-spacing: 1px;
}

.btn-danger:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(239, 68, 68, 0.5);
}

.pulse-danger {
  animation: dangerPulse 2s infinite;
}

@keyframes dangerPulse {
  0% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5);
  }

  70% {
    box-shadow: 0 0 0 15px rgba(239, 68, 68, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  }
}

/* For generating proof images */
body.screenshot-mode .premium-navbar,
body.screenshot-mode .toolbar,
body.screenshot-mode .page-header,
body.screenshot-mode .btn-group,
body.screenshot-mode .output-actions,
body.screenshot-mode .advanced-box,
body.screenshot-mode button {
  display: none !important;
}

body.screenshot-mode .proof-watermark {
  display: block;
  position: absolute;
  bottom: 20px;
  right: 20px;
  font-size: 12px;
  color: #999;
}

body.screenshot-mode .proof-logo {
  display: block;
  position: absolute;
  top: 20px;
  right: 20px;
  width: 60px;
  opacity: 0.5;
}

body.screenshot-mode .proof-timestamp {
  display: block;
  position: absolute;
  bottom: 20px;
  left: 20px;
  font-size: 12px;
  color: #999;
}

/* Hide them normally */
.proof-watermark,
.proof-logo,
.proof-timestamp {
  display: none;
}