/* =============================================================
   main.css – Merve & Philipp, Istanbul 2026
   ============================================================= */

/* --- Reset & Box Model --- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* --- CSS Custom Properties --- */
:root {
  --color-bg: #eec5cf;
  --color-text: #1a1a1a;
  --color-text-muted: black;
  --color-accent: black;
  --color-nav-bg: red;
  --color-nav-text: #fff;
  --color-gate-bg: #f0babf;

  --font-sans: sans-serif;
  --font-serif: Times, "Times New Roman", serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3.5rem;
  --space-xl: 5rem;

  --nav-height: 56px;
  --nav-wave: 18px;
  --margin-h: clamp(5px, 3em, 40px);
}

/* --- Base --- */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-serif);
  margin: 0;
  padding: 0;
  line-height: 1.7;
}

/* --- Utility --- */
.hidden {
  display: none !important;
}

/* --- Password Gate --- */
#password-gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-gate-bg);
  padding: var(--space-md);
}

.gate-box {
  text-align: center;
  max-width: 380px;
  width: 100%;
}

.gate-box h1 {
  font-family: var(--font-sans);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  font-weight: normal;
  margin: 0 0 var(--space-xs);
}

.gate-subtitle {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
}

#pw-input {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  border: 1.5px solid #000;
  background: transparent;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  outline: none;
}

#pw-input:focus {
  border-color: var(--color-nav-bg);
}

#pw-submit {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background-color: #000;
  color: #fff;
  border: none;
  cursor: pointer;
}

#pw-submit:hover {
  background-color: var(--color-nav-bg);
}

#pw-error {
  color: var(--color-nav-bg);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  margin-top: var(--space-sm);
}

/* --- Navigation --- */
#navigation {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: red;
  
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  padding: 0 var(--margin-h);
}

.nav-title {
  font-family: var(--font-sans);
  font-size: clamp(1.1rem, 2vw, 0.95rem);
  color: var(--color-nav-text);
}


#lang-toggle {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  color: var(--color-nav-text);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.7rem;
  cursor: pointer;
}

#lang-toggle:hover {
  border-color: #fff;
  background-color: rgba(255, 255, 255, 0.15);
}

/* --- Hero --- */
.hero {
  position: relative;
  width: 100%;
  max-height: 70vh;
  overflow: hidden;
}

.hero img {
  width: 100%;
  display: block;
  object-fit: cover;
  max-height: 70vh;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 55%);
  padding: var(--space-md) var(--margin-h);
}

.hero-text {
  text-align: center;
  color: #fff;
  font-family: var(--font-sans);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  letter-spacing: 0.06em;
  line-height: 1.8;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

/* --- Layout --- */
.section {
  padding: var(--space-lg) var(--margin-h);
}

.row {
  display: flex;
  gap: var(--space-md);
  max-width: 1100px;
  margin: 0 auto;
}

.row::after {
  content: "";
  display: table;
  clear: both;
}

.col-label {
  flex: 0 0 33%;
  padding-top: 50px;
}

.col-content {
  flex: 1;
  padding-top: 50px;
}

/* --- Typography (matching original structure) --- */

/* Section headings — sans-serif, like <t> in original */
t, .col-label h2 {
  font-size: clamp(20px, 1.6vw, 100px);
  font-family: var(--font-sans);
  line-height: 1.4;
}

.col-label h2 {
  font-size: clamp(20px, 1.6vw, 100px);
  font-family: var(--font-sans);
  line-height: 1.4;
  font-weight: normal;
  letter-spacing: normal;
  text-transform: none;
  color: var(--color-text);
  margin: 0 0 var(--space-sm);
}

/* Body text — serif, like <p3> in original */
p, ul li, .desc {
  font-size: clamp(24px, 2.4vw, 35px);
  font-family: var(--font-serif);
  text-rendering: optimizeLegibility;
  font-feature-settings: "liga" 1, "kern";
  line-height: 1.6;
  margin: 0 0 var(--space-sm);
}

ul {
  padding-left: 1.4rem;
  margin: 0 0 var(--space-sm);
}

ul li {
  margin-bottom: 0.3rem;
}

a {
  color: var(--color-text);
  text-decoration: underline;
}

a:hover {
  color: red;
}

/* Sub-labels within content (e.g. "Sehenswürdigkeiten") */
.list-label {
  font-family: var(--font-sans);
  font-size: clamp(16px, 1.3vw, 22px);
  font-weight: bold;
  margin: var(--space-sm) 0 0.3rem;
}

/* Neighborhood headings */
h3 {
  font-family: var(--font-sans);
  font-size: clamp(18px, 1.5vw, 26px);
  font-weight: normal;
  margin: var(--space-md) 0 var(--space-xs);
  border-bottom: 1.5px solid #000;
  padding-bottom: 0.4rem;
}

.neighborhood-sub {
  font-size: 0.75em;
  color: var(--color-text-muted);
}

/* Schedule */
.schedule {
  display: flex;
  flex-direction: column;
}

.schedule-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  padding: 0.75rem 0;
  border-bottom: 1.5px solid black;
}

.schedule-item:last-child {
  border-bottom: none;
}

.time {
  font-family: var(--font-sans);
  font-size: clamp(16px, 1.4vw, 22px);
  color: var(--color-text-muted);
  flex: 0 0 160px;
}

/* Tips (no cards — plain text list) */
.tips-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.tip-item strong {
  font-family: var(--font-sans);
  font-size: clamp(16px, 1.3vw, 22px);
  display: block;
}

.tip-item p {
  margin: 0;
}

/* Neighborhood blocks */
.neighborhood {
  margin-top: var(--space-lg);
}

.neighborhood:first-of-type {
  margin-top: var(--space-md);
}

/* FAQ */
.faq-item {
  margin-bottom: var(--space-md);
}

.faq-q {
  font-family: var(--font-sans);
  font-size: clamp(18px, 1.5vw, 26px);
  font-weight: bold;
  margin-bottom: 0.25rem;
}

/* --- HR (matches original: 1.5px solid black, negative margins) --- */
hr {
  border: none;
  border-top: 1.5px solid black;
  margin-left: calc(-1 * var(--margin-h));
  margin-right: calc(-1 * var(--margin-h));
}

/* --- Footer --- */
footer {
  padding: var(--space-lg) var(--margin-h) var(--space-xl);
}

/* --- Responsive --- */
@media (max-width: 800px) {
  .row {
    flex-direction: column;
    gap: 0;
  }

  .col-label,
  .col-content {
    flex: none;
    width: 100%;
    padding-top: 10px;
  }

  .schedule-item {
    flex-direction: column;
    gap: 0.2rem;
  }

  .time {
    flex: none;
  }

  .hero-text {
    font-size: clamp(0.9rem, 3.5vw, 1.1rem);
  }
}

.wave {
   
  --size: 50px;
  --position: sticky;
  --m: 0.5;
  --p: calc(var(--m)*var(--size));
  --R: calc(var(--size)*sqrt(var(--m)*var(--m) + 1));

  mask:
    radial-gradient(var(--R) at 50% calc(100% - (var(--size) + var(--p))), #000 99%, #0000 101%)
      calc(50% - 2 * var(--size)) 0/calc(4 * var(--size)) 100%,
    radial-gradient(var(--R) at 50% calc(100% + var(--p)), #0000 99%, #000 101%) 
      50% calc(100% - var(--size)) / calc(4 * var(--size)) 100% repeat-x;
  background: linear-gradient(90deg,red,red);
  height: 200px;
}