/* ============================================================
   YemBlue Unified Design System v1.1 (مستند من yemblue-unified.css)
   نطاق التعديل: Front-end، الخطوط، الحركة، والاستجابة فقط.
   تم نقله بالكامل إلى منصة Ocean لتوحيد الهوية البصرية.
   ============================================================ */

:root {
    --color-bg-deep: #061A2E;
    --color-primary: #00B4D8;
    --color-glow: #64D5F6;
    --color-teal-soft: #9BE7F7;
    --color-green: #10B981;
    --color-sand: #F4A261;
    --gradient-section: linear-gradient(135deg, #0A2640 0%, #061A2E 100%);

    /* متغيرات قديمة محفوظة للتوافق مع القوالب الحالية */
    --brand-dark: var(--color-bg-deep);
    --brand-darker: #061A2E;
    --brand-teal-dark: var(--color-primary);
    --brand-teal-light: var(--color-glow);
    --brand-danger: #EF4444;

    --glass-border: rgba(100, 213, 246, 0.2);
    --glass-bg: rgba(10, 38, 64, 0.95);
    --glass-bg-soft: rgba(10, 38, 64, 0.72);
    --text-primary: #FFFFFF;
    --text-muted: #94A3B8;
    --yb-text: #E2E8F0;
    --yb-text-muted: var(--text-muted);
    --yb-shadow-soft: 0 18px 55px rgba(0, 12, 28, 0.28);
    --yb-shadow-glow: 0 18px 50px rgba(0, 180, 216, 0.16);
    --yb-ease: cubic-bezier(0.23, 1, 0.32, 1);
    --yb-ease-smooth: cubic-bezier(0.77, 0, 0.175, 1);
    --yb-duration-fast: 180ms;
    --yb-duration: 320ms;
    --yb-duration-slow: 700ms;
}

/* ===== إعادة ضبط أساسية دون تغيير بنية القوالب ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    background: var(--color-bg-deep);
}

html,
body {
    background-color: var(--color-bg-deep) !important;
    color: var(--text-primary) !important;
    font-family: 'Cairo', sans-serif;
    line-height: 1.8;
    min-height: 100vh;
}

body {
    margin: 0;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

::selection {
    color: var(--brand-dark);
    background: var(--color-glow);
}

/* ===== الخطوط: الحفاظ على أسماء hooks الحالية ===== */
.font-ar,
[dir='rtl'] {
    font-family: 'Cairo', sans-serif;
}

.font-en,
[dir='ltr'] {
    font-family: 'Inter', sans-serif;
}

.font-en {
    letter-spacing: 0.015em;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    text-wrap: balance;
}

/* ===== شريط التمرير ===== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(100, 213, 246, 0.42);
    border-radius: 999px;
    border: 2px solid var(--color-bg-deep);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* ===== الترويسة والتذييل ===== */
.glass-header {
    background: rgba(6, 26, 46, 0.86) !important;
    border-bottom: 1px solid rgba(100, 213, 246, 0.16);
    backdrop-filter: blur(18px) saturate(125%);
    -webkit-backdrop-filter: blur(18px) saturate(125%);
    transition: background-color var(--yb-duration) var(--yb-ease),
        border-color var(--yb-duration) var(--yb-ease),
        box-shadow var(--yb-duration) var(--yb-ease);
}

.glass-header:hover {
    background: rgba(6, 26, 46, 0.94) !important;
    border-color: rgba(100, 213, 246, 0.28);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.16);
}

.glass-footer {
    background: rgba(10, 38, 64, 0.92) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--glass-border);
}

/* ===== البطاقات: تحافظ على glass-card المستخدمة في كل الصفحات ===== */
.glass-card,
.premium-card,
.eco-glass-card,
.news-card,
.glass-404-card {
    min-width: 0;
    background: linear-gradient(145deg, rgba(14, 48, 78, 0.78), rgba(6, 26, 46, 0.86));
    backdrop-filter: blur(20px) saturate(115%);
    -webkit-backdrop-filter: blur(20px) saturate(115%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    transition: transform var(--yb-duration) var(--yb-ease),
        border-color var(--yb-duration) var(--yb-ease),
        box-shadow var(--yb-duration) var(--yb-ease),
        background-color var(--yb-duration) var(--yb-ease);
}

.premium-card h3,
.premium-card h4,
.premium-card p,
.news-card h3,
.news-card h4,
.news-card p {
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: normal;
}

.swiper-slide {
    min-width: 0;
}

.glass-card:hover,
.premium-card:hover,
.eco-glass-card:hover,
.news-card:hover,
.glass-404-card:hover {
    transform: translateY(-6px);
    border-color: rgba(100, 213, 246, 0.34);
    box-shadow: var(--yb-shadow-soft), var(--yb-shadow-glow);
}

/* الصور داخل البطاقات تتحرك دون تغيير أبعاد التخطيط */
.glass-card img,
.premium-card img,
.news-card img,
.eco-glass-card img {
    transition: transform var(--yb-duration-slow) var(--yb-ease), opacity var(--yb-duration) var(--yb-ease), filter var(--yb-duration) var(--yb-ease);
}

.glass-card:hover img,
.premium-card:hover img,
.news-card:hover img,
.eco-glass-card:hover img {
    transform: scale(1.035);
}

/* ===== الأزرار: hooks عامة وموجودة في القوالب الحالية ===== */
.btn-primary {
    background: linear-gradient(135deg, var(--color-glow), var(--color-primary));
    color: var(--brand-dark);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 700;
    transition: transform var(--yb-duration-fast) var(--yb-ease),
        box-shadow var(--yb-duration) var(--yb-ease),
        filter var(--yb-duration) var(--yb-ease);
    box-shadow: 0 0 10px rgba(0, 180, 216, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    filter: saturate(1.1);
    box-shadow: 0 0 20px rgba(100, 213, 246, 0.58), 0 0 40px rgba(0, 180, 216, 0.28);
}

.btn-primary:active,
.btn-secondary:active,
button:active,
a[role='button']:active {
    transform: scale(0.975);
}

.btn-secondary {
    background-color: rgba(100, 213, 246, 0.1);
    color: var(--color-glow);
    border: 1px solid var(--glass-border);
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 700;
    transition: background-color var(--yb-duration) var(--yb-ease),
        border-color var(--yb-duration) var(--yb-ease),
        color var(--yb-duration) var(--yb-ease),
        transform var(--yb-duration-fast) var(--yb-ease);
}

.btn-secondary:hover {
    background-color: rgba(100, 213, 246, 0.2);
    border-color: var(--color-glow);
    color: #fff;
}

/* ===== روابط التنقل ===== */
.nav-link {
    position: relative;
    color: var(--text-muted);
    font-weight: 600;
    transition: color var(--yb-duration) var(--yb-ease);
}

.nav-link::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: -0.45rem;
    width: 0;
    height: 2px;
    border-radius: 999px;
    background: var(--color-glow);
    transition: width var(--yb-duration) var(--yb-ease);
}

.nav-link:hover,
.nav-link.active,
.nav-link:focus-visible {
    color: var(--color-glow);
}

.nav-link:hover::after,
.nav-link.active::after,
.nav-link:focus-visible::after {
    width: 100%;
}

/* ===== الروابط والتركيز وإتاحة الاستخدام ===== */
a {
    color: var(--color-glow);
    text-decoration: none;
    transition: color var(--yb-duration-fast) var(--yb-ease);
}

a:hover {
    color: var(--color-primary);
}

:where(a, button, input, select, textarea):focus-visible {
    outline: 3px solid rgba(100, 213, 246, 0.64);
    outline-offset: 3px;
}

p {
    line-height: 1.8;
}

/* ===== عناصر النماذج المستخدمة في التواصل وECO Canada ===== */
input,
select,
textarea {
    transition: border-color var(--yb-duration) var(--yb-ease),
        box-shadow var(--yb-duration) var(--yb-ease),
        background-color var(--yb-duration) var(--yb-ease);
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--color-glow) !important;
    box-shadow: 0 0 0 3px rgba(100, 213, 246, 0.14) !important;
}

/* ===== شبكة بينتو محفوظة من النظام الحالي ===== */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .bento-grid {
        gap: 1rem;
    }
}

@media (max-width: 768px) {
    .bento-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
}

/* ===== الخريطة الموحدة: لا تغيير في ID أو Leaflet hooks ===== */
.map-unified,
#oceanDataMap {
    width: 100%;
    height: 60vh;
    min-height: 400px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.2), 0 16px 45px rgba(0, 0, 0, 0.16);
    z-index: 1;
    overflow: hidden;
}

.leaflet-container {
    font-family: 'Cairo', sans-serif;
    background: var(--color-bg-deep);
}

/* ===== الحركة العامة ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes yb-soft-pulse {
    0%, 100% { opacity: 0.58; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.08); }
}

@keyframes yb-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-7px); }
}

.fade-in {
    animation: fadeIn 0.6s var(--yb-ease) both;
}

.icon-glow {
    filter: drop-shadow(0 0 8px var(--color-glow));
}

.animate-pulse {
    animation-duration: 2.4s;
}

.animate-bounce {
    animation-duration: 1.8s;
}

/* ظهور اختياري للعناصر التي تضيفها القوالب دون التأثير على المحتوى */
.yb-reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity var(--yb-duration-slow) var(--yb-ease), transform var(--yb-duration-slow) var(--yb-ease);
}

.yb-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== التوافق مع الشاشات الصغيرة ===== */
@media (max-width: 768px) {
    .front-page-section {
        overflow-x: clip;
    }

    .glass-card,
    .premium-card,
    .eco-glass-card,
    .news-card,
    .glass-404-card {
        border-radius: 18px;
    }

    .map-unified,
    #oceanDataMap {
        min-height: 320px;
        height: 52vh;
        border-radius: 16px;
    }

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

/* احترام إعدادات المستخدم لتقليل الحركة */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .yb-reveal {
        opacity: 1;
        transform: none;
    }
}

/* ===== نظام المسافات الموصى به (محفوظ كمرجع) ===== */
/*
   padding: 0.5rem (8px) → صغير
   padding: 1rem  (16px) → وسط
   padding: 2rem  (32px) → كبير
   margin: نفس القيم
   المسافات بين العناصر: gap-4 (1rem) أو gap-6 (1.5rem)
*/