/* ==========================================================================
   1stPass Website Styles
   ========================================================================== */

/* -- Custom Properties ---------------------------------------------------- */
:root {
  /* Backgrounds */
  --bg-primary: #1E1E1E;
  --bg-secondary: #2A2A2A;
  --bg-tertiary: #3A3A3A;
  --bg-elevated: #252525;

  /* Text */
  --text-primary: #FFFFFF;
  --text-secondary: #B0B0B0;
  --text-tertiary: #808080;
  --text-disabled: #606060;

  /* Accent */
  --accent-primary: #007AFF;
  --accent-success: #34C759;
  --accent-warning: #FF9500;
  --accent-error: #FF3B30;

  /* Borders */
  --border-primary: #3A3A3A;
  --border-light: #4A4A4A;

  /* Brand colors (from logo) */
  --brand-green: #34C759;
  --brand-yellow: #FFCC02;
  --brand-orange: #FF9501;
  --brand-blue: #007AFF;
  --brand-red: #FF3B2F;
  --brand-purple: #AF52DE;
  --brand-teal: #5BC7FA;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Sizing */
  --nav-height: 64px;
  --max-width: 1200px;
}

/* -- Reset & Base --------------------------------------------------------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #339AFF;
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

/* -- Navigation ----------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(30, 30, 30, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-primary);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav__inner {
  width: 100%;
  max-width: var(--max-width);
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-primary);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nav__brand svg,
.nav__brand img {
  width: 36px;
  height: 36px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__link {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}

.nav__link:hover,
.nav__link--active {
  color: var(--text-primary);
}

.nav__link--active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-primary);
  border-radius: 1px;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* -- Hero Section --------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + var(--space-2xl)) var(--space-lg) var(--space-2xl);
  background: radial-gradient(ellipse at 50% 30%, rgba(0, 122, 255, 0.08) 0%, transparent 70%);
}

.hero__content {
  max-width: 720px;
}

.hero__logo {
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-lg);
}

.hero__title {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__tagline {
  font-size: 22px;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  font-weight: 400;
}

.hero__sub {
  font-size: 18px;
  color: var(--accent-primary);
  font-weight: 500;
  margin-bottom: var(--space-2xl);
}

/* Mac App Store Button */
.mas-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: #000000;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 12px 28px;
  color: var(--text-primary);
  cursor: default;
  transition: border-color 0.2s ease;
  user-select: none;
}

.mas-btn:hover {
  border-color: var(--text-tertiary);
  color: var(--text-primary);
}

.mas-btn__icon {
  width: 28px;
  height: 28px;
  fill: var(--text-primary);
}

.mas-btn__text {
  text-align: left;
  line-height: 1.2;
}

.mas-btn__label {
  display: block;
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 400;
}

.mas-btn__store {
  display: block;
  font-size: 18px;
  font-weight: 600;
}

/* -- Section Layouts ------------------------------------------------------ */
.section {
  padding: var(--space-4xl) var(--space-lg);
}

.section--alt {
  background: var(--bg-secondary);
}

.section--accent {
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.12) 0%, rgba(52, 199, 89, 0.08) 100%);
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section__title {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.section__subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-2xl);
}

.section__title--center,
.section__subtitle--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* -- Features Grid -------------------------------------------------------- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-2xl);
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 24px;
}

.feature-card__icon--blue    { background: rgba(0, 122, 255, 0.15); color: var(--brand-blue); }
.feature-card__icon--green   { background: rgba(52, 199, 89, 0.15); color: var(--brand-green); }
.feature-card__icon--orange  { background: rgba(255, 149, 1, 0.15); color: var(--brand-orange); }
.feature-card__icon--purple  { background: rgba(175, 82, 222, 0.15); color: var(--brand-purple); }
.feature-card__icon--teal    { background: rgba(91, 199, 250, 0.15); color: var(--brand-teal); }
.feature-card__icon--red     { background: rgba(255, 59, 47, 0.15); color: var(--brand-red); }

.feature-card__title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.feature-card__desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* -- CTA Strip ------------------------------------------------------------ */
.cta-strip {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  background: var(--bg-secondary);
}

.cta-strip__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.cta-strip__title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.cta-strip__text {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

/* -- Footer --------------------------------------------------------------- */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-primary);
  padding: var(--space-3xl) var(--space-lg) var(--space-xl);
}

.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-2xl);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.footer__brand svg,
.footer__brand img {
  width: 28px;
  height: 28px;
}

.footer__tagline {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer__heading {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
  margin-bottom: var(--space-md);
}

.footer__link-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__link {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer__link:hover {
  color: var(--text-primary);
}

.footer__bottom {
  max-width: var(--max-width);
  margin: var(--space-2xl) auto 0;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-primary);
  text-align: center;
  font-size: 13px;
  color: var(--text-tertiary);
}

/* -- About Page ----------------------------------------------------------- */
.about-hero {
  padding: calc(var(--nav-height) + var(--space-4xl)) var(--space-lg) var(--space-3xl);
  text-align: center;
}

.about-hero__title {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.about-hero__text {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

.mission-strip {
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.15) 0%, rgba(175, 82, 222, 0.1) 100%);
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
}

.mission-strip__inner {
  max-width: 720px;
  margin: 0 auto;
}

.mission-strip__title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.mission-strip__text {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
}

.two-col__title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.two-col__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.two-col__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.two-col__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: rgba(0, 122, 255, 0.12);
}

.tech-note {
  text-align: center;
  padding: var(--space-3xl) var(--space-lg);
  background: var(--bg-secondary);
}

.tech-note__inner {
  max-width: 640px;
  margin: 0 auto;
}

.tech-note__badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-success);
  background: rgba(52, 199, 89, 0.12);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: var(--space-md);
}

.tech-note__title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.tech-note__text {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* -- Suggestion Form ------------------------------------------------------ */
.form-page {
  padding: calc(var(--nav-height) + var(--space-3xl)) var(--space-lg) var(--space-3xl);
}

.form-page__inner {
  max-width: 640px;
  margin: 0 auto;
}

.form-page__title {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
  text-align: center;
}

.form-page__subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: var(--space-2xl);
}

/* Alert banners */
.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  font-size: 15px;
  font-weight: 500;
}

.alert--success {
  background: rgba(52, 199, 89, 0.12);
  border: 1px solid rgba(52, 199, 89, 0.3);
  color: var(--accent-success);
}

.alert--error {
  background: rgba(255, 59, 48, 0.12);
  border: 1px solid rgba(255, 59, 48, 0.3);
  color: var(--accent-error);
}

/* Form elements */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
}

.form__label span {
  color: var(--accent-error);
}

.form__input,
.form__select,
.form__textarea {
  width: 100%;
  padding: 12px var(--space-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 15px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.15);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--text-disabled);
}

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23808080' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

.form__select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form__textarea {
  resize: vertical;
  min-height: 150px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px var(--space-xl);
  background: var(--accent-primary);
  color: #FFFFFF;
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.2s ease, transform 0.1s ease;
}

.form__submit:hover {
  background: #0A84FF;
}

.form__submit:active {
  transform: scale(0.98);
}

.form__fallback {
  text-align: center;
  font-size: 14px;
  color: var(--text-tertiary);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--border-primary);
}

/* Honeypot */
.form__hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

/* -- Utility -------------------------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* -- Responsive ----------------------------------------------------------- */

/* Tablet */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 30, 30, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
  }

  .nav__links.active {
    display: flex;
  }

  .nav__link {
    font-size: 22px;
  }

  .nav__hamburger {
    display: flex;
  }

  .hero__title {
    font-size: 40px;
  }

  .hero__tagline {
    font-size: 18px;
  }

  .hero__sub {
    font-size: 16px;
  }

  .hero__logo {
    width: 96px;
    height: 96px;
  }

  .features {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .two-col {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .about-hero__title {
    font-size: 36px;
  }

  .form__row {
    grid-template-columns: 1fr;
  }

  .section {
    padding: var(--space-3xl) var(--space-lg);
  }

  .form-page__title {
    font-size: 32px;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .hero__title {
    font-size: 32px;
  }

  .hero__tagline {
    font-size: 16px;
  }

  .section__title {
    font-size: 28px;
  }

  .hero__logo {
    width: 80px;
    height: 80px;
  }

  .mas-btn {
    padding: 10px 20px;
  }

  .mas-btn__store {
    font-size: 16px;
  }
}