/* ============================================================
   STYLE.CSS — James Ferebee Portfolio
   Color Palette: #0a0a0a (black), #141414 (dark), #1e1e1e (card),
                  #2a2a2a (border), #b0b0b0 (muted), #e0e0e0 (text),
                  #ffffff (white), #e63946 (red accent)
   ============================================================ */

/* ── CSS Custom Properties ─────────────────────────────── */
:root {
  --clr-bg:        #0a0a0a;
  --clr-bg-dark:   #060606;
  --clr-surface:   #141414;
  --clr-card:      #1e1e1e;
  --clr-border:    #2a2a2a;
  --clr-muted:     #888888;
  --clr-text:      #e0e0e0;
  --clr-white:     #ffffff;
  --clr-accent:    #e63946;
  --clr-accent-hover: #ff4d5a;

  --ff-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.25rem;
  --fs-xl:   1.5rem;
  --fs-2xl:  2rem;
  --fs-3xl:  2.5rem;
  --fs-4xl:  3.5rem;
  --fs-hero: clamp(2.5rem, 6vw, 5rem);

  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;
  --fw-black:   900;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --shadow: 0 4px 30px rgba(0, 0, 0, 0.4);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: 1.7;
  color: var(--clr-text);
  background-color: var(--clr-bg);
  overflow-x: hidden;
}

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

a {
  color: var(--clr-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--clr-accent-hover);
}

ul {
  list-style: none;
}

::selection {
  background-color: var(--clr-accent);
  color: var(--clr-white);
}

/* Focus outline for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--clr-accent);
  outline-offset: 3px;
}

/* ── Utility: Container ────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* ── HEADER / NAVIGATION ──────────────────────────────── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background-color var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--clr-border);
  background-color: rgba(10, 10, 10, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--clr-white);
  letter-spacing: -0.5px;
}

.nav__logo:hover {
  color: var(--clr-white);
}

.nav__logo-accent {
  color: var(--clr-accent);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  position: relative;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.25rem 0;
  transition: color var(--transition);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--clr-accent);
  transition: width var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--clr-white);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Hamburger toggle (mobile) */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  position: relative;
  z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 28px;
  height: 2px;
  background-color: var(--clr-white);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 2px;
}

.hamburger::before { top: 0; }
.hamburger::after  { bottom: 0; }

/* Open state */
.nav__toggle--open .hamburger {
  background-color: transparent;
}

.nav__toggle--open .hamburger::before {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.nav__toggle--open .hamburger::after {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* ── BUTTONS ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  letter-spacing: 0.5px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-transform: uppercase;
}

.btn--primary {
  background-color: var(--clr-accent);
  color: var(--clr-white);
  border-color: var(--clr-accent);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--clr-accent-hover);
  border-color: var(--clr-accent-hover);
  color: var(--clr-white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230, 57, 70, 0.35);
}

.btn--outline {
  background-color: transparent;
  color: var(--clr-white);
  border-color: var(--clr-border);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-2px);
}

.btn__icon {
  font-size: 1rem;
}

/* ── HERO SECTION ─────────────────────────────────────── */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 120px 0 80px;
  overflow: hidden;
  background-color: var(--clr-bg-dark);
}

/* Subtle grid background */
.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero__greeting {
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  color: var(--clr-accent);
  margin-bottom: 0.5rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero__name {
  font-size: var(--fs-hero);
  font-weight: var(--fw-black);
  color: var(--clr-white);
  line-height: 1.1;
  margin-bottom: 1rem;
  letter-spacing: -1.5px;
}

.hero__tagline {
  font-size: var(--fs-lg);
  color: var(--clr-muted);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.hero__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.hero__socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.hero__socials a {
  color: var(--clr-muted);
  transition: color var(--transition), transform var(--transition);
}

.hero__socials a:hover {
  color: var(--clr-accent);
  transform: translateY(-2px);
}

/* Scroll indicator */
.hero__scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
}

.hero__scroll-indicator span {
  display: block;
  width: 24px;
  height: 40px;
  border: 2px solid var(--clr-border);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-indicator span::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background-color: var(--clr-accent);
  border-radius: 2px;
  animation: scrollPulse 1.8s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%   { opacity: 1; top: 6px; }
  50%  { opacity: 0.3; top: 18px; }
  100% { opacity: 1; top: 6px; }
}

/* ── SECTION COMMON ───────────────────────────────────── */
.section {
  padding: 6rem 0;
}

.section:nth-child(even) {
  background-color: var(--clr-surface);
}

.section__title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  text-align: center;
  margin-bottom: 0.5rem;
}

.section__accent-bar {
  width: 60px;
  height: 4px;
  background-color: var(--clr-accent);
  margin: 0 auto 3.5rem;
  border-radius: 2px;
}

/* ── ABOUT SECTION ────────────────────────────────────── */
.about__grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 4rem;
  align-items: center;
}

.about__photo-wrapper {
  position: relative;
}

.about__photo {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 3px solid var(--clr-border);
  transition: border-color var(--transition);
}

.about__photo:hover {
  border-color: var(--clr-accent);
}

.about__photo img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.about__text p {
  font-size: var(--fs-md);
  color: var(--clr-text);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.about__highlights {
  display: flex;
  gap: 2rem;
}

.about__highlight {
  display: flex;
  flex-direction: column;
  padding: 1.25rem 1.5rem;
  background-color: var(--clr-card);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--clr-accent);
}

.about__highlight-number {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
}

.about__highlight-label {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
}

/* ── SKILLS SECTION ───────────────────────────────────── */
.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.skills__category {
  background-color: var(--clr-card);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--clr-border);
  transition: border-color var(--transition), transform var(--transition);
}

.skills__category:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
}

.skills__category-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-accent);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--clr-border);
}

.skills__list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.skills__item {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.35rem 1rem;
}

.skills__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.skill-tag {
  display: inline-block;
  padding: 0.6rem 1.2rem;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--clr-border);
  border-radius: 2rem;
  color: var(--clr-text);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  transition: all 0.3s ease;
  cursor: default;
}

.skill-tag:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--clr-accent);
  transform: translateY(-2px);
}

/* ── EXPERIENCE / TIMELINE ────────────────────────────── */
.timeline {
  position: relative;
  max-width: 900px;
  margin-inline: auto;
  padding: 2rem 0;
}

/* Centre line */
.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background-color: var(--clr-border);
}

.timeline__item {
  position: relative;
  width: 50%;
  padding: 0 2.5rem 3rem;
}

.timeline__item--left {
  left: 0;
  text-align: right;
  padding-right: 3rem;
}

.timeline__item--right {
  left: 50%;
  text-align: left;
  padding-left: 3rem;
}

.timeline__dot {
  position: absolute;
  top: 0.25rem;
  width: 16px;
  height: 16px;
  background-color: var(--clr-accent);
  border: 3px solid var(--clr-bg);
  border-radius: 50%;
  z-index: 1;
}

.timeline__item--left .timeline__dot {
  right: -8px;
}

.timeline__item--right .timeline__dot {
  left: -8px;
}

.timeline__card {
  background-color: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}

.timeline__card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-2px);
}

.timeline__date {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semi);
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.timeline__role {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: 0.25rem;
}

.timeline__company {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-muted);
  margin-bottom: 0.75rem;
}

.timeline__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text);
  line-height: 1.7;
}

/* ── PROJECTS SECTION ─────────────────────────────────── */
.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.projects__card {
  display: flex;
  flex-direction: column;
  background-color: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: border-color var(--transition), transform var(--transition);
}

.projects__card:hover {
  border-color: var(--clr-accent);
  transform: translateY(-4px);
}

.projects__card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.projects__folder-icon {
  color: var(--clr-accent);
}

.projects__card-header a {
  color: var(--clr-muted);
  transition: color var(--transition);
}

.projects__card-header a:hover {
  color: var(--clr-accent);
}

.projects__card-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
  margin-bottom: 0.75rem;
}

.projects__card-desc {
  font-size: var(--fs-sm);
  color: var(--clr-text);
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.projects__card-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.projects__tech-tag {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--clr-accent);
  background-color: rgba(230, 57, 70, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
}

/* ── CONTACT SECTION ──────────────────────────────────── */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: start;
}

.contact__intro {
  font-size: var(--fs-md);
  color: var(--clr-text);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: var(--fs-base);
  color: var(--clr-muted);
  padding: 0.75rem 1rem;
  background-color: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.contact__link:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent);
  transform: translateX(4px);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact__form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.contact__label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact__input {
  padding: 0.85rem 1rem;
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  color: var(--clr-white);
  background-color: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition);
}

.contact__input::placeholder {
  color: var(--clr-muted);
}

.contact__input:focus {
  border-color: var(--clr-accent);
}

.contact__textarea {
  resize: vertical;
  min-height: 120px;
}

.contact__submit {
  align-self: flex-start;
  margin-top: 0.5rem;
}

.contact__status {
  font-size: var(--fs-sm);
  min-height: 1.5em;
}

.contact__status--success {
  color: #4caf50;
}

.contact__status--error {
  color: var(--clr-accent);
}

/* reCAPTCHA spacing */
.g-recaptcha {
  margin-top: 0.5rem;
}

/* ── FOOTER ───────────────────────────────────────────── */
.footer {
  background-color: var(--clr-bg-dark);
  border-top: 1px solid var(--clr-border);
  padding: 3rem 0 2rem;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer__logo {
  font-size: var(--fs-xl);
  font-weight: var(--fw-black);
  color: var(--clr-white);
}

.footer__logo:hover {
  color: var(--clr-white);
}

.footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__links a {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--clr-accent);
}

.footer__socials {
  display: flex;
  gap: 1rem;
}

.footer__socials a {
  color: var(--clr-muted);
  transition: color var(--transition), transform var(--transition);
}

.footer__socials a:hover {
  color: var(--clr-accent);
  transform: translateY(-2px);
}

.footer__copy {
  font-size: var(--fs-xs);
  color: var(--clr-muted);
}

/* ── BACK TO TOP ──────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--clr-accent);
  color: var(--clr-white);
  font-size: var(--fs-lg);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 999;
  box-shadow: 0 4px 14px rgba(230, 57, 70, 0.4);
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--clr-accent-hover);
  transform: translateY(-2px);
}

/* ── SCROLL ANIMATIONS ────────────────────────────────── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.4s; }

/* ── CAPTCHA MODAL ──────────────────────────────────────── */
.captcha-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.captcha-modal__content {
  background-color: var(--clr-bg-light);
  border: 1px solid var(--clr-border);
  border-radius: 12px;
  padding: 2.5rem;
  max-width: 450px;
  width: 90%;
  position: relative;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.captcha-modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--clr-text);
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  width: 2rem;
  height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s ease;
}

.captcha-modal__close:hover {
  color: var(--clr-accent);
}

.captcha-modal__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--clr-text);
  margin-bottom: 0.5rem;
  text-align: center;
}

.captcha-modal__text {
  font-size: var(--fs-sm);
  color: var(--clr-muted);
  text-align: center;
  margin-bottom: 1.5rem;
}

.captcha-modal__content .g-recaptcha {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem;
}

.captcha-modal__error {
  color: var(--clr-error, #ef4444);
  font-size: var(--fs-sm);
  text-align: center;
  min-height: 1.5rem;
}