/* ========================================
   LUNCH.DAY STYLESHEET
   Swiss HUD Design for Lunch Documentation
   ======================================== */

/* Color Palette */
:root {
    --color-primary-dark: #2A2418;
    --color-primary-medium: #3A3228;
    --color-secondary-warm: #B0A090;
    --color-secondary-light: #C8BCA8;
    --color-accent-warm: #C4724A;
    --color-bg-light: #E8DCC8;
    --color-bg-medium: #D0C4B0;
    --color-bg-pale: #D8CCBA;
    --color-white: #FFFFFF;
    --color-text: #2A2418;
    --color-grid: rgba(42, 36, 24, 0.1);
    --color-hud-bronze: #6B5D4E;
    --color-text-secondary: #8A7A68;
    --color-bracket-dark: #4A3E32;
}

/* ========================================
   RESET & BASE STYLES
   ======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Karla', sans-serif;
    background-color: var(--color-white);
    color: var(--color-text);
    font-size: 16px;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4 {
    font-weight: 700;
    font-family: 'Karla', sans-serif;
}

h1 {
    font-size: 3.5rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    letter-spacing: -0.01em;
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
    letter-spacing: 0;
    margin-bottom: 1.25rem;
}

h4 {
    font-size: 1.25rem;
    letter-spacing: 0;
}

p {
    margin-bottom: 1.25rem;
    font-weight: 300;
}

strong {
    font-weight: 600;
}

/* Handwritten annotations */
.annotation-text,
.signature-handwritten,
.hero-subtitle {
    font-family: 'Caveat', cursive;
    font-weight: 400;
    font-size: 1.25rem;
}

.signature-handwritten {
    font-size: 1.75rem;
    font-weight: 700;
}

/* Monospace for technical elements */
.coordinate-label,
.footer-item {
    font-family: 'Space Mono', monospace;
    font-weight: 400;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

/* ========================================
   HUD OVERLAY (Fixed Layer)
   ======================================== */

.hud-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    pointer-events: none;
    z-index: 100;
    border: 1px solid var(--color-grid);
}

/* Corner Brackets */
.bracket {
    position: absolute;
    width: 3rem;
    height: 3rem;
    border: 2px solid var(--color-hud-bronze);
}

.bracket.top-left {
    top: 2rem;
    left: 2rem;
    border-right: none;
    border-bottom: none;
}

.bracket.top-right {
    top: 2rem;
    right: 2rem;
    border-left: none;
    border-bottom: none;
}

.bracket.bottom-left {
    bottom: 2rem;
    left: 2rem;
    border-right: none;
    border-top: none;
}

.bracket.bottom-right {
    bottom: 2rem;
    right: 2rem;
    border-left: none;
    border-top: none;
}

/* Crosshair */
.crosshair {
    position: absolute;
    background-color: var(--color-hud-bronze);
    opacity: 0.3;
}

.crosshair.horizontal {
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    transform: translateY(-50%);
}

.crosshair.vertical {
    top: 0;
    left: 50%;
    width: 1px;
    height: 100%;
    transform: translateX(-50%);
}

/* Targeting Reticles */
.reticle {
    position: absolute;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid var(--color-secondary-warm);
    border-radius: 50%;
    opacity: 0.4;
}

.reticle::before,
.reticle::after {
    content: '';
    position: absolute;
    background-color: var(--color-secondary-warm);
}

.reticle::before {
    width: 1px;
    height: 100%;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
}

.reticle::after {
    width: 100%;
    height: 1px;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
}

.reticle-top-left {
    top: 5rem;
    left: 5rem;
}

.reticle-top-right {
    top: 5rem;
    right: 5rem;
}

.reticle-bottom-left {
    bottom: 5rem;
    left: 5rem;
}

.reticle-bottom-right {
    bottom: 5rem;
    right: 5rem;
}

/* Coordinate Readouts */
.coordinate-readout {
    position: absolute;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--color-hud-bronze);
    opacity: 0.6;
    padding: 0.5rem;
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--color-hud-bronze);
}

.coordinate-top-left {
    top: 1rem;
    left: 1rem;
}

.coordinate-top-right {
    top: 1rem;
    right: 1rem;
}

.coordinate-bottom-left {
    bottom: 1rem;
    left: 1rem;
}

.coordinate-bottom-right {
    bottom: 1rem;
    right: 1rem;
}

/* ========================================
   MAIN CONTENT SCROLL AREA
   ======================================== */

.content-scroll {
    position: relative;
    z-index: 10;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0;
}

/* ========================================
   SECTIONS
   ======================================== */

.section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    border-bottom: 1px solid var(--color-grid);
    position: relative;
}

.section-hero {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    padding-top: 8rem;
}

.section-acquisition {
    background-color: var(--color-white);
}

.section-preparation {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-bg-light) 100%);
}

.section-consumption {
    background-color: var(--color-white);
}

.section-analysis {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-bg-light) 100%);
}

.section-taxonomy {
    background-color: var(--color-white);
}

.section-rituals {
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-bg-light) 100%);
}

.section-closing {
    background: linear-gradient(135deg, var(--color-bg-pale) 0%, var(--color-bg-medium) 100%);
}

.section-content {
    width: 100%;
    max-width: 800px;
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero-title {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
    font-family: 'Inter', sans-serif;
}

.hero-subtitle {
    font-size: 1.75rem;
    margin-bottom: 2rem;
    color: var(--color-secondary-warm);
    font-weight: 400;
}

.hero-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-primary-medium);
    margin-top: 2rem;
    font-weight: 300;
}

/* Marble Texture */
.marble-texture-hero,
.closing-marble {
    width: 100%;
    height: 200px;
    margin: 2rem 0;
    border: 2px solid var(--color-primary-medium);
    background: linear-gradient(145deg, var(--color-bg-pale) 0%, var(--color-secondary-light) 40%, var(--color-bg-medium) 100%);
    position: relative;
    overflow: hidden;
}

.marble-texture-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(170deg, transparent 35%, rgba(176, 160, 144, 0.2) 37%, transparent 39%);
}

.marble-texture-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 60% 30%, rgba(160, 144, 128, 0.15) 0%, transparent 40%);
}

.closing-marble::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(170deg, transparent 35%, rgba(176, 160, 144, 0.2) 37%, transparent 39%);
}

.closing-marble::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at 60% 30%, rgba(160, 144, 128, 0.15) 0%, transparent 40%);
}

/* ========================================
   SUBSECTIONS & CONTENT BLOCKS
   ======================================== */

.subsection {
    margin-bottom: 2.5rem;
}

.subsection-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-left: 3px solid var(--color-hud-bronze);
    padding-left: 1rem;
}

.subsection-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-primary-medium);
    font-weight: 300;
}

/* Field Cards */
.field-card {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-grid);
    border-left: 3px solid var(--color-hud-bronze);
}

.field-card-header {
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
    text-transform: uppercase;
}

.field-card-content p {
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Annotations */
.annotation {
    background-color: rgba(107, 93, 78, 0.05);
    border-left: 3px solid var(--color-hud-bronze);
    padding: 1.25rem;
    margin: 2rem 0;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.annotation-icon {
    font-family: 'Caveat', cursive;
    font-size: 1.5rem;
    flex-shrink: 0;
    color: var(--color-hud-bronze);
}

.annotation-text {
    font-size: 1.05rem;
    color: var(--color-primary-medium);
    line-height: 1.6;
}

/* ========================================
   FORMS & INTERACTIVE ELEMENTS
   ======================================== */

/* Checklist */
.checklist {
    list-style: none;
    margin-bottom: 1.5rem;
}

.checklist-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    gap: 0.75rem;
}

.checklist-box {
    width: 1.25rem;
    height: 1.25rem;
    cursor: pointer;
    accent-color: var(--color-accent-warm);
}

.checklist-item label {
    cursor: pointer;
    font-size: 1rem;
    font-weight: 300;
}

/* Consumption Grid */
.consumption-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.consumption-card {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    padding: 1.5rem;
    border: 1px solid var(--color-grid);
    text-align: center;
    min-height: 140px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.consumption-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--color-hud-bronze);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.consumption-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

/* Evaluation Sliders */
.evaluation-row {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--color-grid);
}

.evaluation-label {
    min-width: 150px;
    font-weight: 500;
    font-size: 0.95rem;
}

.evaluation-scale {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.evaluation-slider {
    flex: 1;
    min-width: 150px;
    height: 4px;
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    background: linear-gradient(90deg, var(--color-grid) 0%, var(--color-hud-bronze) 100%);
}

.evaluation-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-hud-bronze);
    cursor: pointer;
    border: 2px solid var(--color-white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.evaluation-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-hud-bronze);
    cursor: pointer;
    border: 2px solid var(--color-white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.evaluation-output {
    min-width: 30px;
    text-align: center;
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    color: var(--color-hud-bronze);
}

/* ========================================
   TAXONOMY & GRID SECTIONS
   ======================================== */

.taxonomy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.taxonomy-card {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    padding: 1.5rem;
    border: 1px solid var(--color-grid);
    border-left: 3px solid var(--color-hud-bronze);
}

.taxonomy-card-title {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--color-primary-dark);
}

.taxonomy-list {
    list-style: none;
}

.taxonomy-list li {
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--color-primary-medium);
    border-bottom: 1px solid var(--color-grid);
}

.taxonomy-list li:last-child {
    border-bottom: none;
}

/* Ritual Cards */
.ritual-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.ritual-card {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-white) 100%);
    padding: 1.75rem;
    border: 1px solid var(--color-grid);
    border-top: 3px solid var(--color-hud-bronze);
}

.ritual-card-title {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    color: var(--color-primary-dark);
}

.ritual-card-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-primary-medium);
    font-weight: 300;
}

/* ========================================
   CLOSING SECTION
   ======================================== */

.closing-title {
    text-align: center;
    margin-bottom: 1.5rem;
}

.closing-text {
    text-align: center;
    font-size: 1.1rem;
    line-height: 1.8;
    margin: 2rem 0;
}

.closing-signature {
    text-align: center;
    margin: 2rem 0;
    font-size: 1.5rem;
}

.closing-footer {
    text-align: center;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--color-hud-bronze);
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-grid);
}

.footer-divider {
    margin: 0 0.5rem;
}

/* ========================================
   UTILITIES
   ======================================== */

.spacer {
    height: 5rem;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
    .section {
        padding: 3rem 1.5rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.25rem;
    }

    .bracket {
        width: 2rem;
        height: 2rem;
    }

    .coordinate-readout {
        font-size: 0.65rem;
        padding: 0.35rem;
    }

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

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

    .ritual-cards {
        grid-template-columns: 1fr;
    }

    .evaluation-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .evaluation-scale {
        width: 100%;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 15px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.35rem;
    }

    .bracket {
        display: none;
    }

    .reticle {
        display: none;
    }

    .coordinate-readout {
        display: none;
    }

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

    .annotation {
        flex-direction: row;
        gap: 0.75rem;
    }

    .annotation-icon {
        font-size: 1.25rem;
    }
}

/* ========================================
   ANIMATIONS & TRANSITIONS
   ======================================== */

.evaluation-slider {
    transition: background 0.3s ease;
}

.checklist-box {
    transition: all 0.2s ease;
}

.checklist-box:checked {
    background-color: var(--color-accent-warm);
}

.section {
    animation: fadeIn 0.8s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0.95;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Smooth transitions on interactive elements */
input[type="range"]:hover {
    opacity: 0.9;
}

a, button {
    transition: all 0.3s ease;
}