/* ============================================================
   DESIGN TOKENS  —  Deep Navy · Space Gray · Silver
   ============================================================ */
:root {
  --navy:         #0C1A2E;   /* deep navy — page base */
  --navy-mid:     #1A3050;   /* mid navy — section alt */
  --navy-light:   #243D5E;   /* lighter navy — cards, hover */
  --silver:       #AEAEB2;   /* silver — secondary text, accents */
  --silver-light: #D1D1D6;   /* light silver — borders, muted */
  --white:        #F5F5F7;   /* off-white — primary text */
  --white-pure:   #FFFFFF;   /* pure white — btn text, highlights */
  --glass:        rgba(255,255,255,0.07);   /* glass card bg */
  --glass-hover:  rgba(255,255,255,0.11);
  --border:       rgba(255,255,255,0.11);  /* subtle border on dark */
  --border-light: rgba(255,255,255,0.22);  /* stronger border */
  --radius:       12px;
  --radius-sm:    8px;
  --shadow:       0 4px 24px rgba(0,0,0,0.30);
  --shadow-lg:    0 8px 48px rgba(0,0,0,0.45);
  --transition:   0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font-ui:      'IBM Plex Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --font-display: 'Fraunces', ui-serif, Georgia, 'Times New Roman', serif;
  --font:         var(--font-ui);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-ui);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: 0.01em;
  background: linear-gradient(160deg, var(--navy) 0%, #112238 50%, var(--navy) 100%);
  background-attachment: fixed;
  color: var(--white);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }

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

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2 {
  font-family: var(--font-display);
  font-variation-settings: "opsz" 72, "wght" 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--white-pure);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
p  { font-size: 1rem; color: var(--silver); }

.section-sub {
  font-size: 1rem;
  max-width: 65ch;
  margin: 0 auto;
  text-align: center;
  color: var(--silver);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.75em 1.6em;
  border-radius: 50px;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), transform 0.15s, box-shadow 0.15s;
  text-decoration: none;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--white-pure);
  color: var(--navy);
  border-color: var(--white-pure);
}
.btn-primary:hover { background: var(--silver-light); border-color: var(--silver-light); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: var(--border-light);
}
.btn-ghost:hover { background: var(--glass); }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 6vw;
  background: rgba(12,26,46,0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo { display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-display); font-variation-settings: "opsz" 72, "wght" 550; font-size: 1.15rem; letter-spacing: -0.01em; color: var(--white-pure); }

.brand-icon { display: block; height: 24px; width: auto; flex-shrink: 0; }

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.8rem;
  align-items: center;
}
.nav-links a { font-family: var(--font-ui); font-size: 0.9rem; font-weight: 500; letter-spacing: 0.02em; color: var(--silver); transition: color 0.2s; }
.nav-links a:hover { color: var(--white-pure); }
.nav-links .nav-cta { color: var(--white-pure); font-weight: 600; }

/* ============================================================
   SECTION LAYOUT
   ============================================================ */
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 6vw;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding: 6rem 6vw 5rem;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 90vh;
}

.hero-content { display: flex; flex-direction: column; gap: 1.4rem; }

.badge {
  display: inline-block;
  background: var(--glass);
  border: 1px solid var(--border-light);
  color: var(--silver-light);
  font-family: var(--font-ui);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3em 0.9em;
  border-radius: 50px;
  width: fit-content;
}

.hero-content p {
  font-size: 1rem;
  max-width: 60ch;
  color: var(--silver);
}

.hero-ctas { display: flex; gap: 0.9rem; flex-wrap: wrap; padding-top: 0.4rem; }

/* --- Hero Animation --- */
.hero-animation {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  width: 100%;
  max-width: 380px;
  transition: opacity var(--transition), transform var(--transition);
}

.photo-grid.chaotic .photo-thumb {
  transform: rotate(var(--r, 0deg)) translate(var(--x, 0), var(--y, 0));
}

.photo-grid.organized .photo-thumb.clean {
  transform: none;
}

.photo-thumb {
  background: var(--glass) center/cover no-repeat;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  aspect-ratio: 4/3;
  display: flex;
  align-items: flex-end;
  padding: 0.4rem;
  font-size: 0.62rem;
  color: var(--silver);
  font-weight: 500;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), box-shadow var(--transition);
  overflow: hidden;
  position: relative;
}

.photo-thumb::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(12,26,46,0.25) 0%, rgba(12,26,46,0.65) 100%);
}

.photo-thumb.clean::before {
  background: linear-gradient(180deg, rgba(12,26,46,0.15) 0%, rgba(12,26,46,0.50) 100%);
}

.photo-thumb span {
  position: relative;
  z-index: 1;
  background: rgba(0,0,0,0.35);
  border-radius: 3px;
  padding: 1px 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  color: var(--silver-light);
}

.photo-grid.organized { display: none; }
.photo-grid.organized.visible { display: grid; }
.photo-grid.chaotic.hidden { display: none; }

.animation-toggle {
  background: var(--glass);
  border: 1.5px solid var(--border-light);
  border-radius: 50px;
  padding: 0.5em 1.2em;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--silver-light);
  cursor: pointer;
  transition: background var(--transition), transform 0.15s;
}
.animation-toggle:hover { background: var(--glass-hover); transform: scale(1.03); }

/* ============================================================
   CATEGORIES SECTION
   ============================================================ */
.categories {
  background: var(--navy-mid);
  padding: 6rem 0;
  text-align: center;
}

.categories h2 { margin-bottom: 0.6rem; }
.categories .section-sub { margin-bottom: 2.5rem; }

.chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  justify-content: center;
  max-width: 700px;
  margin: 0 auto;
}

.chip {
  display: inline-block;
  background: var(--glass);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  padding: 0.45em 1.1em;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--white);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.4s, transform 0.4s;
}

.chip.revealed { opacity: 1; transform: translateY(0); }
.chip.fade-out { opacity: 0.2; }
.chip.fade-out.revealed { opacity: 0.2; }

/* ============================================================
   DEVICES / HARD DRIVES SECTION
   ============================================================ */
.devices {
  padding: 6rem 0;
  background: var(--navy);
}

.devices-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.drives-column {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.drive {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.5s, transform 0.5s;
}
.drive.revealed { opacity: 1; transform: translateX(0); }

.drive--result { margin-top: 0.4rem; }

.drive-body {
  background: var(--glass);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

/* HDD "ridge" decoration */
.drive-body::after {
  content: '';
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 3px solid var(--border-light);
  background: var(--glass);
}

.drive-body--result {
  background: var(--glass-hover);
  border-color: var(--border-light);
  box-shadow: 0 0 0 1px var(--border-light), var(--shadow);
}
.drive-body--result::after { border-color: var(--silver); }

.drive-label { font-size: 0.9rem; font-weight: 600; color: var(--white-pure); }
.drive-count { font-size: 0.78rem; color: var(--silver); }

.drive-bar {
  height: 6px;
  background: rgba(255,255,255,0.08);
  border-radius: 3px;
  overflow: hidden;
}
.drive-bar span {
  display: block;
  height: 100%;
  background: var(--silver);
  border-radius: 3px;
  transition: width 1s cubic-bezier(0.4,0,0.2,1) 0.3s;
}
.drive--result .drive-bar span { background: linear-gradient(90deg, var(--silver-light), var(--white-pure)); }

.drives-arrow {
  text-align: center;
  font-size: 1.5rem;
  color: var(--silver);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s, transform 0.4s;
}
.drives-arrow.revealed { opacity: 1; transform: translateY(0); }

.devices-text { padding-left: 1rem; display: flex; flex-direction: column; gap: 1rem; }
.devices-text h2 { margin-bottom: 0; }
.devices-text p { font-size: 1rem; max-width: 55ch; }

.devices-ui-screenshot {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
  margin-top: 0.5rem;
}

/* ============================================================
   VIDEO SECTION
   ============================================================ */
.video-section {
  background: linear-gradient(160deg, var(--navy-mid) 0%, var(--navy) 100%);
  padding: 6rem 0;
}

.video-inner { text-align: center; }
.video-inner h2 { margin-bottom: 0.7rem; }
.video-inner .section-sub { margin-bottom: 2.5rem; }

.video-wrapper {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16/9;
  background: #050e1a;
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
  padding: 6rem 0;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-mid) 100%);
  text-align: center;
}

.cta-inner { display: flex; flex-direction: column; align-items: center; gap: 1.2rem; }
.cta-inner h2 { max-width: 520px; }
.cta-inner > p { max-width: 55ch; }

.email-form { width: 100%; max-width: 480px; }

.form-row {
  display: flex;
  gap: 0.5rem;
  background: var(--glass);
  border: 1.5px solid var(--border-light);
  border-radius: 50px;
  padding: 0.35rem 0.35rem 0.35rem 1.2rem;
  box-shadow: var(--shadow);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-row:focus-within { border-color: rgba(255,255,255,0.55); box-shadow: 0 0 0 4px rgba(255,255,255,0.07); }

.form-row input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 1rem;
  color: var(--white-pure);
  font-family: var(--font);
}
.form-row input::placeholder { color: rgba(245,245,247,0.35); }

.form-error {
  font-size: 0.85rem;
  color: #ff7b7b;
  margin-top: 0.5rem;
  min-height: 1.2em;
  text-align: left;
  padding-left: 1.2rem;
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  animation: fadeInUp 0.5s ease forwards;
}
.success-icon { font-size: 2.5rem; }
.form-success p { font-size: 1.05rem; color: var(--white); }
.form-success strong { color: var(--silver-light); }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--navy);
  border-top: 1px solid var(--border);
  color: var(--silver);
  padding: 2.5rem 6vw;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  font-size: 0.9rem;
}
.footer-logo { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--font-display); font-variation-settings: "opsz" 72, "wght" 550; color: var(--white-pure); font-size: 1rem; letter-spacing: -0.01em; }
.footer-copy { color: rgba(245,245,247,0.30); font-size: 0.82rem; }

/* ============================================================
   SCROLL REVEAL (shared)
   ============================================================ */
.reveal-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4,0,0.2,1), transform 0.7s cubic-bezier(0.4,0,0.2,1);
}
.reveal-section.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 4rem 6vw 3rem;
    min-height: auto;
    gap: 2.5rem;
  }
  .hero-content { align-items: center; }
  .hero-ctas { justify-content: center; }
  .hero-content p { max-width: 100%; }

  .devices-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .devices-text { padding-left: 0; text-align: center; }
  .devices-text p { max-width: 100%; }
}

@media (max-width: 600px) {
  .nav-links { display: none; }

  .photo-grid { max-width: 280px; gap: 0.4rem; }

  .form-row {
    flex-direction: column;
    border-radius: var(--radius);
    padding: 0.6rem;
    gap: 0.6rem;
    align-items: stretch;
  }
  .form-row input { padding: 0.5rem 0.6rem; }
  .form-row .btn { border-radius: 50px; text-align: center; justify-content: center; }

  .footer-inner { flex-direction: column; text-align: center; gap: 0.4rem; }
}