@import url('https://fonts.googleapis.com/css2?family=Mulish:wght@400;600&family=Oswald:wght@400;700&display=swap');

:root {
    --vision-hue-bg: #F8F9FA;
    --vision-hue-surface: #FFFFFF;
    --vision-hue-accent: #FF5E3A;
    --vision-hue-accent-alt: #3A86FF;
    --vision-hue-ink: #11151C;
    --vision-hue-ink-light: #4A5568;
    --vision-hue-border: #E2E8F0;
    --optic-gradient: linear-gradient(135deg, var(--vision-hue-accent), var(--vision-hue-accent-alt));
    
    --font-display: 'Oswald', sans-serif;
    --font-body: 'Mulish', sans-serif;
    
    --pad-spacious: 16dvh;
    --radius-soft: 16px;
    --shadow-deep: 0 25px 50px -12px rgba(17, 21, 28, 0.25);
    --shadow-hover: 0 35px 60px -15px rgba(58, 134, 255, 0.3);
}

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

body {
    font-family: var(--font-body);
    color: var(--vision-hue-ink-light);
    background-color: var(--vision-hue-bg);
    line-height:1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    color: var(--vision-hue-ink);
    text-transform: uppercase;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

/* Header & Nav */
.ocular-top-masthead {
    background-color: var(--vision-hue-surface);
    border-bottom: 1px solid var(--vision-hue-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow 0.3s ease;
}

.ocular-top-masthead:focus-within,
.ocular-top-masthead:hover {
    box-shadow: var(--shadow-deep);
}

.sight-nav-layout {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    max-width: 1440px;
    margin: 0 auto;
}

.lens-brand-mark {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--vision-hue-ink);
    text-transform: uppercase;
}

.lens-brand-mark svg {
    width: 32px;
    height: 32px;
    fill: var(--vision-hue-accent);
}

.optics-menu-trigger {
    display: none;
}

.optics-menu-icon {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.optics-menu-icon span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--vision-hue-ink);
    transition: 0.3s;
}

.focus-link-group {
    display: flex;
    gap: 2.5rem;
}

.focus-link-group a {
    font-weight: 600;
    font-size: 1rem;
    position: relative;
    padding: 0.5rem 0;
}

.focus-link-group a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--optic-gradient);
    transition: width 0.3s ease;
}

.focus-link-group a:hover::after {
    width: 100%;
}

/* Announcement Bar */
.vision-alert-strip {
    background: var(--optic-gradient);
    color: var(--vision-hue-surface);
    text-align: center;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    font-weight: 600;
}

.vision-alert-strip a {
    color: var(--vision-hue-surface);
    text-decoration: underline;
    margin-left: 0.5rem;
}

/* Split Hero (Preset B) */
.sight-split-zone {
    display: flex;
    min-height: 85vh;
    background-color: var(--vision-hue-surface);
}

.sight-split-words {
    width: 55%;
    padding: 10% 5% 10% 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.sight-split-words h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1rem;
}

.sight-split-words p {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.sight-split-visual {
    width: 45%;
}

.sight-split-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Buttons */
.retina-action-pill {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--vision-hue-accent);
    color: var(--vision-hue-surface);
    font-family: var(--font-display);
    text-transform: uppercase;
    font-size: 1.1rem;
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-deep);
    align-self: flex-start;
    border: none;
    cursor: pointer;
}

.retina-action-pill:hover {
    background: var(--vision-hue-ink);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Magazine Content Strip */
.focus-spread-area {
    background-color: var(--vision-hue-bg);
}

.focus-photo-banner {
    width: 100%;
    height: 45vh;
    object-fit: cover;
}

.focus-editorial-cols {
    max-width: 1440px;
    margin: 0 auto;
    padding: var(--pad-spacious) 5%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.focus-col-article {
    border-top: 3px solid var(--vision-hue-accent);
    padding-top: 2rem;
}

.focus-col-article h3 {
    font-size: 1.5rem;
}

/* Masonry Features */
.lens-masonry-zone {
    padding: var(--pad-spacious) 5%;
    max-width: 1440px;
    margin: 0 auto;
    columns: 3;
    column-gap: 2rem;
}

.lens-masonry-zone > h2 {
    column-span: all;
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
}

.lens-masonry-item {
    break-inside: avoid;
    background: var(--vision-hue-surface);
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-deep);
    margin-bottom: 2rem;
    overflow: hidden;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.lens-masonry-item.has-img {
    padding: 0;
}

.lens-masonry-item.has-img img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.lens-masonry-item.has-img .lens-masonry-text {
    padding: 2.5rem;
}

.lens-icon-svg {
    width: 48px;
    height: 48px;
    fill: var(--vision-hue-accent-alt);
}

/* Horizontal Track (How it works) */
.habit-track-area {
    background-color: var(--vision-hue-surface);
    padding: var(--pad-spacious) 5%;
}

.habit-track-header {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 5rem;
}

.habit-path-flow {
    display: flex;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.habit-path-flow::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    border-top: 3px dashed var(--vision-hue-border);
    z-index: 1;
}

.habit-step-node {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 1.5rem;
}

.habit-step-circle {
    width: 80px;
    height: 80px;
    background: var(--vision-hue-surface);
    border: 3px solid var(--vision-hue-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--vision-hue-ink);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-deep);
}

.habit-step-node.active-step .habit-step-circle {
    border-color: var(--vision-hue-accent);
    color: var(--vision-hue-accent);
}

/* CTA Strip */
.vision-action-strip {
    background: var(--optic-gradient);
    padding: var(--pad-spacious) 5%;
    text-align: center;
    color: var(--vision-hue-surface);
}

.vision-action-strip h2 {
    color: var(--vision-hue-surface);
    font-size: clamp(2rem, 4vw, 3.5rem);
    margin-bottom: 2.5rem;
}

/* Expert Page Layout */
.expert-bio-split {
    display: flex;
    min-height: 80vh;
    background-color: var(--vision-hue-bg);
}

.expert-bio-img {
    width: 50%;
}

.expert-bio-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.expert-bio-data {
    width: 50%;
    padding: 8% 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.expert-metrics-band {
    display: flex;
    background: var(--vision-hue-surface);
    padding: 4rem 5%;
    justify-content: space-around;
    border-bottom: 1px solid var(--vision-hue-border);
}

.metric-stat-item {
    text-align: center;
}

.metric-stat-item strong {
    display: block;
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--vision-hue-accent-alt);
    line-height: 1;
}

.metric-stat-item span {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.expert-methods-zone {
    padding: var(--pad-spacious) 5%;
    max-width: 900px;
    margin: 0 auto;
}

details.ocular-reveal-box {
    background: var(--vision-hue-surface);
    margin-bottom: 1.5rem;
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-deep);
    overflow: hidden;
}

details.ocular-reveal-box summary {
    padding: 2rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    text-transform: uppercase;
    cursor: pointer;
    list-style: none;
    color: var(--vision-hue-ink);
    border-bottom: 1px solid transparent;
}

details.ocular-reveal-box[open] summary {
    border-bottom-color: var(--vision-hue-border);
}

details.ocular-reveal-box div {
    padding: 2rem;
    background: var(--vision-hue-bg);
}

/* Reserve Page Layout */
.booking-dual-zone {
    display: flex;
    max-width: 1440px;
    margin: 0 auto;
    padding: var(--pad-spacious) 5%;
    gap: 4rem;
    align-items: flex-start;
}

.booking-info-deck {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.booking-info-card {
    background: var(--vision-hue-surface);
    padding: 2.5rem;
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-deep);
    border-left: 4px solid var(--vision-hue-accent);
}

.booking-info-card ul {
    list-style: none;
    margin-top: 1rem;
}

.booking-info-card li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 1.5rem;
}

.booking-info-card li::before {
    content: '•';
    color: var(--vision-hue-accent-alt);
    font-size: 2rem;
    position: absolute;
    left: 0;
    top: -10px;
}

.booking-form-area {
    flex: 1;
    background: var(--vision-hue-surface);
    padding: 3.5rem;
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-deep);
    position: sticky;
    top: 120px;
}

.booking-form-area input[type="text"],
.booking-form-area input[type="tel"],
.booking-form-area textarea {
    width: 100%;
    padding: 1.2rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--vision-hue-border);
    border-radius: var(--radius-soft);
    font-family: var(--font-body);
    font-size: 1rem;
    background: var(--vision-hue-bg);
}

.booking-form-area label.check-lbl {
    display: flex;
    gap: 1rem;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    align-items: flex-start;
    cursor: pointer;
}

.booking-form-area button {
    width: 100%;
}

.faq-append-zone {
    padding: 5% 5% var(--pad-spacious);
    max-width: 900px;
    margin: 0 auto;
}

/* Footer */
.ocular-bottom-base {
    background: var(--vision-hue-ink);
    color: var(--vision-hue-surface);
    padding: 6rem 5% 2rem;
}

.ocular-footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
    max-width: 1440px;
    margin-left: auto;
    margin-right: auto;
}

.footer-col-mark svg {
    fill: var(--vision-hue-surface);
    width: 40px;
    height: 40px;
    margin-bottom: 1rem;
}

.footer-nav-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ocular-legal-line {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    font-size: 0.85rem;
    color: #888;
}

/* Cookie Banner */
.cookie-notice-panel {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--vision-hue-surface);
    box-shadow: 0 -10px 30px rgba(0,0,0,0.1);
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 9999;
    border-top: 4px solid var(--vision-hue-accent);
}

.cookie-actions {
    display: flex;
    gap: 1rem;
}

.cookie-btn {
    padding: 0.8rem 1.5rem;
    border-radius: var(--radius-soft);
    cursor: pointer;
    font-weight: bold;
    border: none;
}

#accept-cookie {
    background: var(--vision-hue-accent);
    color: white;
}

#decline-cookie {
    background: var(--vision-hue-bg);
    color: var(--vision-hue-ink);
    border: 1px solid var(--vision-hue-border);
}

/* Base formatting for text pages */
.doc-read-zone {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--pad-spacious) 5%;
    min-height: 100vh;
}
.doc-read-zone h2 {
    margin-top: 3rem;
}
.doc-read-zone p {
    margin-bottom: 1.5rem;
}

/* Responsive */
@media(max-width: 1024px) {
    .sight-split-zone,
    .expert-bio-split,
    .booking-dual-zone {
        flex-direction: column;
    }
    
    .sight-split-words,
    .sight-split-visual,
    .expert-bio-img,
    .expert-bio-data {
        width: 100%;
    }
    
    .sight-split-visual, .expert-bio-img {
        height: 50vh;
    }
    
    .focus-editorial-cols {
        grid-template-columns: 1fr;
    }
    
    .lens-masonry-zone {
        columns: 2;
    }
    
    .habit-path-flow {
        flex-direction: column;
        gap: 3rem;
    }
    
    .habit-path-flow::before {
        left: 50%;
        top: 0;
        bottom: 0;
        border-top: none;
        border-left: 3px dashed var(--vision-hue-border);
    }
    
    .metric-stat-band {
        flex-wrap: wrap;
        gap: 2rem;
    }
}

@media(max-width: 768px) {
    .lens-masonry-zone {
        columns: 1;
    }

    .optics-menu-icon {
        display: flex;
        z-index: 1001;
    }
    
    .focus-link-group {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--vision-hue-surface);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.4s ease-in-out;
        box-shadow: var(--shadow-deep);
    }
    
    .optics-menu-trigger:checked ~ .focus-link-group {
        right: 0;
    }
    
    .optics-menu-trigger:checked ~ .optics-menu-icon span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .optics-menu-trigger:checked ~ .optics-menu-icon span:nth-child(2) {
        opacity: 0;
    }
    
    .optics-menu-trigger:checked ~ .optics-menu-icon span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .cookie-notice-panel {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}