/* ==========================================================================
   DiveWithOreo — Custom Design System
   Ocean-inspired dark theme overrides for Bootstrap theme
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
    --dwo-bg: #0b0d17;
    --dwo-surface: #131627;
    --dwo-accent: #00d4aa;
    --dwo-accent-rgb: 0, 212, 170;
    --dwo-accent2: #0ea5e9;
    --dwo-accent2-rgb: 14, 165, 233;
    --dwo-text: #f0f0f5;
    --dwo-text-secondary: #7a7d8e;
    --dwo-border: #1e2035;
    --dwo-surface-glass: rgba(19, 22, 39, 0.7);
}

/* --------------------------------------------------------------------------
   2. Typography — Inter
   -------------------------------------------------------------------------- */
body,
h1, h2, h3, h4, h5, h6,
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6,
.navbar, .btn, .nav-link, p, li, a, span, blockquote {
    font-family: 'Inter', sans-serif !important;
}

h1, h2, h3, h4, h5, h6,
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
    font-weight: 600;
    letter-spacing: -0.02em;
}

body {
    font-weight: 400;
    color: var(--dwo-text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.text-muted {
    color: var(--dwo-text-secondary) !important;
}

/* --------------------------------------------------------------------------
   3. Global Background & Surface Colors
   -------------------------------------------------------------------------- */
body,
.bg-dark {
    background-color: var(--dwo-bg) !important;
}

.bg-secondary {
    background-color: var(--dwo-surface) !important;
}

.bg-primary {
    background-color: var(--dwo-bg) !important;
}

/* --------------------------------------------------------------------------
   4. Accent Color Overrides (info → teal accent)
   -------------------------------------------------------------------------- */
.text-info {
    color: var(--dwo-accent) !important;
}

.bg-info {
    background-color: var(--dwo-accent) !important;
}

.btn-info {
    background-color: var(--dwo-accent) !important;
    border-color: var(--dwo-accent) !important;
    color: var(--dwo-bg) !important;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: all 0.3s ease;
}

.btn-info:hover,
.btn-info:focus {
    background-color: var(--dwo-accent2) !important;
    border-color: var(--dwo-accent2) !important;
    color: #fff !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--dwo-accent-rgb), 0.3);
}

.btn-outline-light {
    border-color: rgba(var(--dwo-accent-rgb), 0.4);
    color: var(--dwo-text);
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background-color: rgba(var(--dwo-accent-rgb), 0.1);
    border-color: var(--dwo-accent);
    color: var(--dwo-accent);
}

/* --------------------------------------------------------------------------
   5. Navbar
   -------------------------------------------------------------------------- */
/* Fixed navbar — bypass theme JS, handle it purely in CSS */
.header {
    position: fixed !important;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1030;
    transition: background-color 0.4s ease, box-shadow 0.4s ease;
    background-color: transparent;
}

.header.scroll-up,
.header.scroll-down,
.header.is-sticky {
    background-color: #0b0d17 !important;
    box-shadow: 0 1px 0 var(--dwo-border);
}

.header.scroll-up .navbar,
.header.scroll-down .navbar,
.header.is-sticky .navbar {
    background-color: #0b0d17 !important;
}

/* Prevent theme JS from hiding/moving the navbar */
header.sticky-reverse.scroll-down,
header.sticky-reverse.scroll-down .navbar {
    transform: none !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.navbar-brand {
    font-weight: 700 !important;
    font-size: 1.4rem !important;
    letter-spacing: 0.15em !important;
    color: var(--dwo-text) !important;
}

.navbar-nav .nav-link {
    color: rgba(240, 240, 245, 0.75) !important;
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    transition: color 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--dwo-accent) !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--dwo-accent);
    transition: width 0.3s ease, left 0.3s ease;
}

.navbar-nav .nav-link:hover::after {
    width: 100%;
    left: 0;
}

.navbar-toggler {
    border-color: rgba(var(--dwo-accent-rgb), 0.3) !important;
}

/* --------------------------------------------------------------------------
   6. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
}

.hero-section .jarallax-img {
    opacity: 0.5 !important;
}

.hero-gradient {
    background: linear-gradient(
        180deg,
        rgba(11, 13, 23, 0.3) 0%,
        rgba(11, 13, 23, 0.5) 50%,
        rgba(11, 13, 23, 0.95) 100%
    );
}

.hero-title {
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
    background: linear-gradient(135deg, var(--dwo-text) 0%, var(--dwo-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-typed {
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    font-weight: 300;
    color: var(--dwo-text-secondary);
    min-height: 2.5rem;
}

.hero-typed .typed-cursor {
    color: var(--dwo-accent);
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--dwo-text-secondary);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    transition: color 0.3s ease;
}

.scroll-indicator:hover {
    color: var(--dwo-accent);
}

.scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid var(--dwo-text-secondary);
    border-radius: 12px;
    position: relative;
    transition: border-color 0.3s ease;
}

.scroll-indicator:hover .scroll-arrow {
    border-color: var(--dwo-accent);
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--dwo-accent);
    border-radius: 2px;
    animation: scrollBounce 2s ease-in-out infinite;
}

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

/* --------------------------------------------------------------------------
   7. Stats / Credentials Section
   -------------------------------------------------------------------------- */
.stat-icon-circle {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    background: rgba(var(--dwo-accent-rgb), 0.1);
    border: 2px solid rgba(var(--dwo-accent-rgb), 0.3);
    transition: all 0.3s ease;
}

.stat-card:hover .stat-icon-circle {
    border-color: var(--dwo-accent);
    box-shadow: 0 0 20px rgba(var(--dwo-accent-rgb), 0.2);
}

.stat-icon-circle i {
    font-size: 1.5rem;
    color: var(--dwo-accent);
}

.stat-card {
    text-align: center;
    padding: 1.5rem 1rem;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
}

.stat-details-link {
    display: inline-block;
    margin-top: 0.75rem;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--dwo-accent) !important;
    border: 1px solid rgba(var(--dwo-accent-rgb), 0.3);
    border-radius: 2rem;
    text-decoration: none !important;
    transition: all 0.3s ease;
}

.stat-details-link:hover {
    background: rgba(var(--dwo-accent-rgb), 0.1);
    border-color: var(--dwo-accent);
    color: var(--dwo-accent) !important;
    text-decoration: none !important;
}

/* --------------------------------------------------------------------------
   8. Section Styling
   -------------------------------------------------------------------------- */
section {
    border-bottom: 1px solid var(--dwo-border);
}

section:last-of-type {
    border-bottom: none;
}

.section-surface {
    background-color: var(--dwo-surface);
}

/* --------------------------------------------------------------------------
   9. Cards — Glassmorphism
   -------------------------------------------------------------------------- */
.glass-card {
    background: var(--dwo-surface-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--dwo-border);
    border-radius: 1rem;
    transition: all 0.3s ease;
}

.glass-card:hover {
    border-color: rgba(var(--dwo-accent-rgb), 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   10. About Section
   -------------------------------------------------------------------------- */
.about-photo {
    border-radius: 1rem;
    border: 2px solid var(--dwo-border);
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.about-photo:hover {
    border-color: rgba(var(--dwo-accent-rgb), 0.4);
}

.about-photo img {
    width: 100%;
    height: auto;
    display: block;
}

.quality-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
}

.quality-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--dwo-accent-rgb), 0.1);
    color: var(--dwo-accent);
    font-size: 1rem;
}

/* --------------------------------------------------------------------------
   11. Testimonials
   -------------------------------------------------------------------------- */
.testimonial-card {
    background: transparent;
    border: 1px solid var(--dwo-border);
    border-radius: 1rem;
    padding: 2rem;
    position: relative;
}

.testimonial-card::before {
    content: '\201C';
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-size: 4rem;
    line-height: 1;
    color: rgba(var(--dwo-accent-rgb), 0.2);
    font-family: Georgia, serif !important;
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(var(--dwo-accent-rgb), 0.3);
}

.testimonial-text {
    font-style: italic;
    font-weight: 300;
    line-height: 1.8;
    color: var(--dwo-text);
}

.testimonial-name {
    font-weight: 600;
    color: var(--dwo-text);
    font-size: 0.9rem;
}

.testimonial-role {
    color: var(--dwo-text-secondary);
    font-size: 0.8rem;
}

/* Swiper overrides for testimonials */
.swiper-auto .swiper-slide {
    background: transparent !important;
}

.swiper-auto .swiper-slide .col-lg-6.px-0 img.img-fluid {
    width: 100%;
    object-fit: cover;
    display: block;
}

.swiper-button-next,
.swiper-button-prev {
    background-color: var(--dwo-accent) !important;
    color: var(--dwo-bg) !important;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    background-color: var(--dwo-accent2) !important;
    transform: scale(1.1);
}

.swiper-pagination-bullet {
    background: var(--dwo-text-secondary) !important;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.swiper-pagination-bullet-active {
    background: var(--dwo-accent) !important;
    opacity: 1;
    transform: scale(1.2);
}

/* --------------------------------------------------------------------------
   12. Ready for Adventure Section
   -------------------------------------------------------------------------- */
.feature-card-horizontal {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.25rem;
    border-radius: 0.75rem;
    border: 1px solid var(--dwo-border);
    background: transparent;
    transition: all 0.3s ease;
}

.feature-card-horizontal:hover {
    border-color: rgba(var(--dwo-accent-rgb), 0.3);
    background: rgba(var(--dwo-accent-rgb), 0.03);
}

.feature-card-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--dwo-accent-rgb), 0.1);
    color: var(--dwo-accent);
    font-size: 1.2rem;
}

.turtle-image {
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--dwo-border);
}

.turtle-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* --------------------------------------------------------------------------
   13. CTA / Resume Section
   -------------------------------------------------------------------------- */
.cta-card {
    background: var(--dwo-surface);
    border: 1px solid var(--dwo-border);
    border-radius: 1.5rem;
    padding: 3rem;
    text-align: center;
}

/* --------------------------------------------------------------------------
   14. Footer
   -------------------------------------------------------------------------- */
footer {
    border-top: 1px solid var(--dwo-border);
}

footer a {
    color: var(--dwo-text-secondary);
    transition: color 0.3s ease;
    text-decoration: none;
}

footer a:hover {
    color: var(--dwo-accent);
}

.footer-separator {
    border-color: var(--dwo-border) !important;
}

/* --------------------------------------------------------------------------
   15. Modal Overrides
   -------------------------------------------------------------------------- */

/* Backdrop */
.modal-backdrop.show {
    opacity: 0.85 !important;
    background-color: #050711 !important;
}

/* Dialog sizing & animation */
.modal-dialog {
    max-width: 1100px;
}

.modal.fade .modal-dialog {
    transform: scale(0.95) translateY(20px);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.modal.show .modal-dialog {
    transform: scale(1) translateY(0);
}

/* Content container */
.modal-content {
    background-color: var(--dwo-bg) !important;
    border: 1px solid var(--dwo-border) !important;
    border-radius: 1.25rem !important;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5) !important;
    overflow: hidden;
}

/* Header */
.modal-header {
    background-color: var(--dwo-bg) !important;
    border-bottom: 1px solid var(--dwo-border) !important;
    padding: 1.25rem 1.75rem;
}

.modal-title {
    font-weight: 600;
    font-size: 1.25rem;
    letter-spacing: -0.01em;
    background: linear-gradient(135deg, var(--dwo-text) 0%, var(--dwo-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Close button */
.modal-header .btn-close {
    background-color: rgba(var(--dwo-accent-rgb), 0.1) !important;
    border: 1px solid var(--dwo-border) !important;
    transition: all 0.3s ease;
}

.modal-header .btn-close:hover {
    background-color: rgba(var(--dwo-accent-rgb), 0.2) !important;
    border-color: var(--dwo-accent) !important;
}

/* Body */
.modal-body {
    padding: 1.75rem !important;
    background-color: var(--dwo-bg) !important;
}

/* Switch link between modals */
.modal-body > .text-center a {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--dwo-border);
    border-radius: 2rem;
    font-size: 0.85rem;
    text-decoration: none !important;
    transition: all 0.3s ease;
}

.modal-body > .text-center a:hover {
    border-color: var(--dwo-accent);
    background: rgba(var(--dwo-accent-rgb), 0.05);
    text-decoration: none !important;
}

/* Certification cards — style on the grid-item to avoid reflow on hover */
.modal-body .grid-item {
    padding: 0.5rem;
}

.modal-body .grid-item .card-hover {
    display: block;
    text-decoration: none !important;
    color: inherit;
    padding: 1rem;
    border-radius: 0.75rem;
    border: 1px solid var(--dwo-border);
    background: var(--dwo-surface);
    height: 100%;
    cursor: default;
    pointer-events: auto;
}

.modal-body .grid-item .card-hover:hover {
    border-color: rgba(var(--dwo-accent-rgb), 0.4);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    background: rgba(var(--dwo-accent-rgb), 0.03);
}

/* Certification card images */
.modal-body .card-hover .overflow-hidden {
    border-radius: 0.5rem;
    border: none;
}

/* Certification card text */
.modal-body .card-hover h5 {
    font-size: 0.9rem;
    font-weight: 600;
}

.modal-body .card-hover span.text-muted {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--dwo-accent) !important;
    opacity: 0.7;
}

/* Recognition section separator & title */
.modal-body hr {
    border-color: var(--dwo-border) !important;
    opacity: 1;
}

.modal-body h5.mb-4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--dwo-accent);
}

/* Scrollbar inside modal */
.modal-body::-webkit-scrollbar {
    width: 6px;
}

.modal-body::-webkit-scrollbar-track {
    background: var(--dwo-bg);
}

.modal-body::-webkit-scrollbar-thumb {
    background: var(--dwo-border);
    border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: var(--dwo-text-secondary);
}

/* --------------------------------------------------------------------------
   16. Back to Top
   -------------------------------------------------------------------------- */
.toTop {
    background-color: var(--dwo-accent) !important;
    color: var(--dwo-bg) !important;
    border-radius: 50% !important;
    transition: all 0.3s ease;
}

.toTop:hover {
    background-color: var(--dwo-accent2) !important;
    transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   17. Preloader
   -------------------------------------------------------------------------- */
.spinner-loader {
    background: var(--dwo-bg) !important;
}

.spinner-border {
    color: var(--dwo-accent) !important;
}

/* --------------------------------------------------------------------------
   18. Divider & Shape Overrides
   -------------------------------------------------------------------------- */
svg.text-dark {
    color: var(--dwo-bg) !important;
}

svg.text-secondary {
    color: var(--dwo-surface) !important;
}

/* --------------------------------------------------------------------------
   19. Links
   -------------------------------------------------------------------------- */
a {
    color: var(--dwo-accent);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--dwo-accent2);
}

.link-hover-underline {
    color: var(--dwo-text-secondary) !important;
}

.link-hover-underline:hover {
    color: var(--dwo-accent) !important;
}

/* --------------------------------------------------------------------------
   20. Utility Animations
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* --------------------------------------------------------------------------
   21. Responsive Overrides
   -------------------------------------------------------------------------- */

/* Mobile - small */
@media (max-width: 575.98px) {
    .hero-title {
        font-size: 3rem;
    }

    .hero-typed {
        font-size: 0.95rem;
    }

    .stat-card {
        padding: 1rem 0.5rem;
    }

    .stat-icon-circle {
        width: 56px;
        height: 56px;
    }

    .cta-card {
        padding: 2rem 1.5rem;
    }

    .testimonial-card {
        padding: 1.5rem;
    }

    .scroll-indicator {
        display: none;
    }
}

/* Tablet */
@media (max-width: 991.98px) {
    .about-photo {
        max-width: 400px;
        margin: 0 auto 2rem;
    }

    .navbar-collapse {
        background-color: rgba(11, 13, 23, 0.98);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        padding: 1rem;
        border-radius: 0.5rem;
        margin-top: 0.5rem;
        border: 1px solid var(--dwo-border);
    }

    .navbar-nav .nav-link::after {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   22. Selection & Scrollbar
   -------------------------------------------------------------------------- */
::selection {
    background: rgba(var(--dwo-accent-rgb), 0.3);
    color: var(--dwo-text);
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dwo-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--dwo-border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--dwo-text-secondary);
}

/* --------------------------------------------------------------------------
   23. Gradient Text Utility
   -------------------------------------------------------------------------- */
.gradient-text {
    background: linear-gradient(135deg, var(--dwo-accent) 0%, var(--dwo-accent2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --------------------------------------------------------------------------
   24. HR / Border overrides
   -------------------------------------------------------------------------- */
hr {
    border-color: var(--dwo-border) !important;
    opacity: 1;
}