/* ═══════════════════════════════════════════════
   KICKAI.ID — Landing Page Stylesheet
   Light & clean · Minimal · Professional
   ═══════════════════════════════════════════════ */

/* ─── Tokens ─── */
:root {
  --color-bg:         #ffffff;
  --color-bg-alt:     #f5f5f5;
  --color-surface:    #f0f0f0;
  --color-border:     #e5e7eb;
  --color-text:       #111111;
  --color-muted:      #6b7280;
  --color-subtle:     #9ca3af;

  /* Brand blue — pulled from Kickai logo */
  --color-blue:       #0066FF;
  --color-blue-light: #00AAFF;
  --color-blue-dim:   rgba(0, 102, 255, 0.08);
  --color-blue-mid:   #0052cc;

  /* Neutral accent kept for text/footer */
  --color-accent:     #111111;
  --color-accent-mid: #334155;

  --gradient-text:    linear-gradient(135deg, #111111 0%, #0066FF 100%);
  --gradient-blue:    linear-gradient(135deg, #0066FF 0%, #00AAFF 100%);

  --nav-bg:           rgba(255, 255, 255, 0.88);
  --nav-border:       rgba(0, 0, 0, 0.08);

  --font-display:     'Sora', sans-serif;
  --font-body:        'Inter', sans-serif;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-card: 0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.06);
  --shadow-hover: 0 4px 24px rgba(0,102,255,.12), 0 1px 4px rgba(0,0,0,.06);

  --transition: 220ms cubic-bezier(0.4, 0, 0.2, 1);

  --container-max: 1100px;
  --container-pad: clamp(1.25rem, 5vw, 2.5rem);
}

/* ─── Dark Mode Tokens ─── */
[data-theme="dark"] {
  --color-bg:         #0d0d0d;
  --color-bg-alt:     #161616;
  --color-surface:    #1f1f1f;
  --color-border:     #2a2a2a;
  --color-text:       #f0f0f0;
  --color-muted:      #888888;
  --color-subtle:     #555555;

  --color-blue:       #4d94ff;
  --color-blue-light: #66bbff;
  --color-blue-dim:   rgba(77, 148, 255, 0.10);
  --color-blue-mid:   #3d7fe6;

  --color-accent:     #f0f0f0;
  --color-accent-mid: #cccccc;

  --gradient-text:    linear-gradient(135deg, #f0f0f0 0%, #4d94ff 100%);
  --gradient-blue:    linear-gradient(135deg, #4d94ff 0%, #66bbff 100%);

  --nav-bg:           rgba(13, 13, 13, 0.88);
  --nav-border:       rgba(255, 255, 255, 0.06);

  --shadow-card: 0 1px 3px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.3);
  --shadow-hover: 0 4px 24px rgba(77,148,255,.18), 0 1px 4px rgba(0,0,0,.3);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg { display: block; }

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

ul { list-style: none; }

/* ─── Utilities ─── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Scroll-reveal ─── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger siblings */
.projects-grid .reveal:nth-child(2) { transition-delay: 0.1s; }
.projects-grid .reveal:nth-child(3) { transition-delay: 0.2s; }

.about__content .reveal:nth-child(2) { transition-delay: 0.05s; }
.about__content .reveal:nth-child(3) { transition-delay: 0.10s; }
.about__content .reveal:nth-child(4) { transition-delay: 0.15s; }
.about__content .reveal:nth-child(5) { transition-delay: 0.20s; }
.about__content .reveal:nth-child(6) { transition-delay: 0.25s; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  border: 1.5px solid transparent;
}

.btn--primary {
  background: var(--gradient-blue);
  color: #ffffff;
  border-color: var(--color-blue);
}
.btn--primary:hover {
  background: var(--color-blue-mid);
  border-color: var(--color-blue-mid);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,102,255,.30);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
  background: var(--color-blue-dim);
  transform: translateY(-1px);
}

.btn--nav {
  background: var(--gradient-blue);
  color: #fff;
  border-color: var(--color-blue);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}
.btn--nav:hover {
  background: var(--color-blue-mid);
  border-color: var(--color-blue-mid);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,102,255,.30);
}

/* ─── NAV ─── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.nav.scrolled {
  border-color: var(--nav-border);
  box-shadow: 0 1px 8px rgba(0,0,0,.06);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.nav__logo-img {
  height: 28px;
  width: auto;
  display: block;
}

.logo-text { color: var(--color-text); }

/* Logo: swap to white version in dark mode */
[data-theme="dark"] .nav__logo-img {
  filter: brightness(0) invert(1);
}

/* ─── THEME TOGGLE ─── */
.theme-toggle {
  display: flex;
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  outline: none;
}

.theme-toggle__track {
  position: relative;
  width: 56px;
  height: 30px;
  border-radius: 100px;
  background: #d1d5db;
  border: 1.5px solid #9ca3af;
  transition: background var(--transition), border-color var(--transition);
  display: block;
}

[data-theme="dark"] .theme-toggle__track {
  background: var(--color-blue-dim);
  border-color: var(--color-blue);
}

.theme-toggle__thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(0,0,0,.18);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), background var(--transition);
  display: grid;
  place-items: center;
}

[data-theme="dark"] .theme-toggle__thumb {
  transform: translateX(26px);
  background: var(--color-blue);
  box-shadow: 0 1px 8px rgba(77,148,255,.4);
}

.theme-icon {
  width: 13px;
  height: 13px;
  position: absolute;
  transition: opacity 0.2s, transform 0.3s;
}

.theme-icon--sun {
  color: #f59e0b;
  opacity: 1;
  transform: rotate(0deg);
}
.theme-icon--moon {
  color: #ffffff;
  opacity: 0;
  transform: rotate(-30deg);
}

[data-theme="dark"] .theme-icon--sun {
  opacity: 0;
  transform: rotate(30deg);
}
[data-theme="dark"] .theme-icon--moon {
  opacity: 1;
  transform: rotate(0deg);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 64px;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--color-border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--color-border) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.45;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 40%, transparent 100%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
  padding-block: 6rem 5rem;
  max-width: 700px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-blue-dim);
  border: 1px solid rgba(0, 102, 255, 0.2);
  border-radius: 100px;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-blue);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-blue);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__heading {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.hero__sub {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--color-muted);
  max-width: 560px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.hero__scroll-hint {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-top: 2rem;
  color: var(--color-subtle);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--color-subtle));
  animation: scroll-bob 2s ease-in-out infinite;
}

@keyframes scroll-bob {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(6px); opacity: 1; }
}

/* ─── STRIP ─── */
.strip {
  background: var(--color-accent);
  padding: 0.9rem 0;
  overflow: hidden;
}

.strip__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  width: max-content;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.75);
}

.strip__inner::after {
  content: 'Product Strategy · Web Apps · AI Integration · Internal Systems · Mobile Apps · Chatbots · Automation · From 0 to Shipped';
  padding-left: 1.5rem;
  border-left: 1px solid rgba(255,255,255,.2);
}

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

.strip__dot { color: rgba(255,255,255,0.35); }

/* ─── SECTIONS ─── */
.section {
  padding-block: clamp(4rem, 8vw, 7rem);
}

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

.section__header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-blue);
  margin-bottom: 0.75rem;
}

.section__header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
}

.section__header p {
  font-size: 1rem;
  color: var(--color-muted);
  max-width: 520px;
  margin-inline: auto;
  line-height: 1.7;
}

/* ─── PROJECTS GRID ─── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}

.project-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0,102,255,.25);
}

.project-card:hover .project-card__icon {
  background: rgba(0,102,255,.14);
}

.project-card--soon { opacity: 0.75; }

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

.project-card__icon {
  width: 40px;
  height: 40px;
  background: var(--color-blue-dim);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  color: var(--color-blue);
  transition: background var(--transition);
}

.project-card__icon svg {
  width: 20px;
  height: 20px;
}

.project-card__tag {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  background: var(--color-surface);
  padding: 0.25rem 0.65rem;
  border-radius: 100px;
}

.project-card__tag--soon {
  background: #fef9c3;
  color: #854d0e;
}

.project-card__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 0.25rem;
}

.project-card__desc {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
  flex: 1;
}

.project-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-top: 0.5rem;
  transition: gap var(--transition), color var(--transition);
}

.project-card__link:hover { gap: 0.75rem; color: var(--color-blue-mid); }

.project-card__link svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.project-card__link--muted {
  color: var(--color-subtle);
  cursor: default;
}

.soon-pill {
  font-size: 0.7rem;
  background: #fef9c3;
  color: #854d0e;
  padding: 0.15rem 0.5rem;
  border-radius: 100px;
  font-weight: 600;
}

.projects-footnote {
  text-align: center;
  margin-top: 2.5rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.projects-footnote a {
  color: var(--color-blue);
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ─── ABOUT ─── */
.about__inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4rem;
  align-items: start;
}

.about__avatar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  position: sticky;
  top: 90px;
}

.avatar-ring {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 4px rgba(0,102,255,.12), 0 4px 20px rgba(0,102,255,.20);
  overflow: hidden;
  padding: 3px;
}

.avatar-photo {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.avatar-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  padding: 0.3rem 0.7rem;
  white-space: nowrap;
}

.avatar-badge svg {
  width: 12px;
  height: 12px;
  fill: var(--color-blue);
}

.about__lead {
  font-size: 1.1rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}

.about__body {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.75;
  margin-bottom: 1.75rem;
}

.about__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.tag {
  font-size: 0.78rem;
  font-weight: 500;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-accent-mid);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), border-color var(--transition);
}

.tag:hover {
  background: #e8eaf0;
  border-color: #c5cad6;
}

.about__stat-row {
  display: flex;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.stat__number {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.stat__label {
  font-size: 0.78rem;
  color: var(--color-muted);
}

/* ─── CONTACT ─── */
.contact__inner {
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
}

.contact__actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 0.5rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  text-align: left;
}

.contact-link:hover {
  border-color: var(--color-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.contact-link__icon {
  width: 44px;
  height: 44px;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background var(--transition);
}

.contact-link:hover .contact-link__icon { background: var(--color-blue-dim); }

.contact-link__icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-blue);
}

.contact-link__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.15rem;
}

.contact-link__value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
}

.contact-link__arrow {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-left: auto;
  color: var(--color-subtle);
  transition: color var(--transition), transform var(--transition);
}

.contact-link:hover .contact-link__arrow {
  color: var(--color-blue);
  transform: translate(2px, -2px);
}

/* ─── FOOTER ─── */
.footer {
  background: #111111;
  padding-block: 2.5rem;
}

[data-theme="dark"] .footer {
  background: #000000;
  border-top: 1px solid #1f1f1f;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  color: #fff;
  font-size: 0.95rem;
}

.footer__logo-icon {
  height: 24px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.footer__tagline {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.06em;
}

.footer__copy {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  margin-top: 0.25rem;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .nav__links li:not(:last-child) { display: none; }

  .about__inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about__avatar {
    flex-direction: row;
    position: static;
    align-items: center;
    gap: 1rem;
  }

  .avatar-ring { width: 72px; height: 72px; }
  .avatar-initials { width: 66px; height: 66px; font-size: 1.5rem; }

  .about__stat-row { gap: 1.25rem; }
  .hero__inner { padding-block: 4rem 3rem; }
}

@media (max-width: 480px) {
  .projects-grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; width: 100%; }
  .hero__actions .btn { justify-content: center; }
  .about__stat-row { flex-direction: column; gap: 1rem; }
}

/* ─── Accessibility ─── */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}