/* ==========================================================================
   RESPONSIVE.CSS — Breakpoints & Adaptive Layout
   Option 3: Modern Tech / Neo-Corporate Dark Theme
   SRS Management Website
   ========================================================================== */


/* ==========================================================================
   BREAKPOINT: 1024px — Tablet Landscape / Small Desktop
   ========================================================================== */

@media (max-width: 1024px) {

  /* Layout */
  .split {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .split--40-60,
  .split--60-40 {
    grid-template-columns: 1fr;
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Section padding */
  .section-pad {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }

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

  /* Hero */
  .hero__title {
    font-size: clamp(3rem, 7vw, 5rem);
  }

  .hero__stats {
    flex-wrap: wrap;
    justify-content: center;
  }

  /* Section number */
  .section-number {
    font-size: clamp(4rem, 7vw, 7rem);
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .footer__brand {
    grid-column: 1 / -1;
    max-width: none;
  }

  /* Card grid → 2 col */
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Contact split → single col */
  .contact__split {
    grid-template-columns: 1fr;
  }

  /* Tech stack items wrap */
  .tech__item {
    flex-wrap: wrap;
    gap: var(--space-xs);
  }

  .tech__name {
    min-width: 120px;
  }

  .tech__desc {
    flex-basis: 100%;
    order: 4;
    padding-left: calc(16px + var(--space-sm));
  }

  /* Project meta */
  .project__meta {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }
}


/* ==========================================================================
   BREAKPOINT: 768px — Tablet Portrait
   ========================================================================== */

@media (max-width: 768px) {

  /* Nav: hamburger mode */
  .nav__links {
    display: none;
  }

  .nav__cta {
    display: none;
  }

  .nav__portal {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  /* Layout */
  .grid-2,
  .grid-3,
  .grid-4,
  .card-grid {
    grid-template-columns: 1fr;
  }

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

  /* Section padding */
  .section-pad {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
  }

  .section-pad--lg {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }

  /* Hero */
  .hero {
    min-height: 100vh;
    min-height: 100dvh;
    padding-top: var(--nav-height);
    padding-bottom: var(--space-xl);
  }

  .hero__title {
    font-size: clamp(2.5rem, 8vw, 4rem);
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .hero__cta-group {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
  }

  .hero__cta-group .btn {
    width: 100%;
  }

  .hero__stats {
    flex-direction: column;
    gap: var(--space-xs);
  }

  .hero__stats-divider,
  .hero__stat-divider {
    display: none;
  }

  .hero__scroll {
    display: none;
  }

  /* Stats: 2-col grid */
  .stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
  }

  .stats-row .stat {
    text-align: center;
  }

  /* Tech stack: vertical/simplified */
  .tech__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .tech__name {
    min-width: unset;
  }

  .tech__desc {
    padding-left: 0;
    order: unset;
  }

  .tech__status {
    margin-left: 0;
  }

  /* Section number: subtle */
  .section-number {
    font-size: clamp(3rem, 12vw, 5rem);
    opacity: 0.05;
  }

  /* Footer */
  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer__brand {
    grid-column: auto;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  /* Project cards */
  .project {
    padding: var(--space-md);
  }

  .project-card__content {
    padding: var(--space-md);
  }

  .project__title,
  .project-card__title {
    font-size: clamp(1.5rem, 4vw, 2rem);
  }

  /* Cards: full bleed option */
  .card {
    padding: var(--space-md);
  }

  /* Buttons: full width on mobile where needed */
  .btn--mobile-full {
    width: 100%;
  }

  /* Timeline */
  .timeline {
    padding-left: var(--space-md);
  }

  /* CTA section */
  .cta-section__title {
    font-size: var(--text-h2);
  }
}


/* ==========================================================================
   BREAKPOINT: 480px — Small Mobile
   ========================================================================== */

@media (max-width: 480px) {

  /* Tightest spacing */
  .container {
    padding-left: 4vw;
    padding-right: 4vw;
  }

  .section-pad {
    padding-top: var(--space-lg);
    padding-bottom: var(--space-lg);
  }

  .section-pad--lg {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
  }

  /* Nav */
  .nav {
    padding-left: 4vw;
    padding-right: 4vw;
  }

  /* Hero */
  .hero__title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .hero__badge {
    font-size: 9px;
    padding: 4px 12px;
  }

  .hero__subtitle {
    font-size: var(--text-body);
  }

  /* Single column everything */
  .stats-row {
    grid-template-columns: 1fr;
  }

  /* Stat values smaller */
  .stat__value {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  /* Headings scale down */
  h1, .h1 {
    font-size: clamp(2rem, 6vw, 3rem);
  }

  h2, .h2 {
    font-size: clamp(1.5rem, 5vw, 2.25rem);
  }

  /* Project tags wrap tighter */
  .project__tags,
  .project-card__tags {
    gap: 4px;
  }

  .project__tag,
  .project-card__tag {
    font-size: 9px;
    padding: 3px 8px;
  }

  /* Footer */
  .footer {
    padding: var(--space-xl) 0 var(--space-md);
  }

  .footer__grid {
    gap: var(--space-md);
  }

  /* Mobile nav links smaller */
  .nav__mobile-link {
    font-size: var(--text-h3);
  }

  /* Preloader */
  .preloader__counter {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  /* Cards */
  .card {
    padding: var(--space-sm);
  }

  /* Form */
  .form__input,
  .form__textarea,
  .form__select,
  .contact__input,
  .contact__textarea,
  .contact__select {
    padding: 12px 14px;
  }

  /* Tech stack */
  .tech-stack__body,
  .tech__stack {
    padding: var(--space-sm);
  }
}


/* ==========================================================================
   SHORT VIEWPORT — Landscape phones, small laptops
   ========================================================================== */

@media (max-height: 600px) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + var(--space-lg));
    padding-bottom: var(--space-lg);
  }

  .hero__title {
    font-size: clamp(2rem, 5vw, 3.5rem);
  }

  .hero__scroll {
    display: none;
  }

  .hero__stats {
    display: none;
  }
}

@media (max-height: 500px) and (orientation: landscape) {
  .hero__subtitle {
    display: none;
  }

  .hero__badge {
    margin-bottom: var(--space-sm);
  }

  .hero__cta-group {
    margin-bottom: var(--space-sm);
  }

  .nav__mobile-link {
    font-size: 1.25rem;
  }

  .nav__mobile {
    gap: var(--space-sm);
  }
}


/* ==========================================================================
   HOVER: NONE — Touch devices (no hover)
   ========================================================================== */

@media (hover: none) {
  .card:hover {
    border-color: var(--color-border);
    box-shadow: none;
    transform: none;
  }

  .project:hover {
    box-shadow: none;
    transform: none;
  }

  .nav__link:hover {
    color: var(--color-muted);
  }

  .nav__link--active:hover {
    color: var(--color-accent);
  }

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

  .logo-wall:hover {
    opacity: 0.4;
  }

  .logo-wall__item:hover {
    filter: grayscale(1) brightness(2);
  }

  /* Active states for touch */
  .card:active {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card-hover);
  }

  .project:active {
    border-left-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
  }

  .btn:active {
    transform: scale(0.97);
  }
}


/* ==========================================================================
   PRINT STYLES
   ========================================================================== */

@media print {
  *,
  *::before,
  *::after {
    background: transparent !important;
    color: #000 !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  body {
    background: #fff !important;
    color: #000 !important;
    font-size: 12pt;
    line-height: 1.5;
  }

  .nav,
  .nav__hamburger,
  .nav__mobile,
  .hero__mesh,
  .hero__scroll,
  .preloader,
  .footer__social,
  .btn--secondary,
  .btn--ghost {
    display: none !important;
  }

  .hero {
    min-height: auto !important;
    padding: 2rem 0;
  }

  .section-pad {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }

  .container {
    max-width: 100% !important;
    padding: 0 !important;
  }

  .split {
    grid-template-columns: 1fr !important;
  }

  .card,
  .project,
  .testimonial {
    border: 1px solid #ccc !important;
    page-break-inside: avoid;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 10pt;
    color: #666 !important;
  }

  h1, h2, h3 {
    page-break-after: avoid;
  }

  img {
    max-width: 100% !important;
    page-break-inside: avoid;
  }

  .hero__title,
  h1, h2 {
    color: #000 !important;
  }

  .hero__title-accent,
  .text-accent,
  .text-gradient {
    color: #0099B8 !important;
    -webkit-text-fill-color: #0099B8 !important;
    background: none !important;
  }

  .stat__value {
    color: #0099B8 !important;
  }

  .section-number {
    display: none !important;
  }

  .footer {
    border-top: 1px solid #ccc !important;
  }
}


/* ==========================================================================
   HIGH CONTRAST — Forced colors mode
   ========================================================================== */

@media (forced-colors: active) {
  .card,
  .project,
  .project-card,
  .tech-stack,
  .tech__terminal {
    border: 1px solid CanvasText;
  }

  .btn--primary {
    background-color: ButtonFace;
    color: ButtonText;
    border: 1px solid ButtonText;
  }

  .form__input,
  .form__textarea,
  .form__select,
  .contact__input,
  .contact__textarea,
  .contact__select {
    border: 1px solid CanvasText;
  }

  .hero__badge {
    border: 1px solid CanvasText;
  }
}