/* =================================================
   ROOT VARIABLES
================================================= */
:root {
    --primary       : #1A4B8C;
    --primary-light : #2c6b9e;
    --primary-dark  : #0F2D5C;
    --primary-navy  : #1A4B8C;

    --secondary     : #C19B76;
    
    --accent        : #8FB8CB;
    --accent-blue   : #2980b9;
    --accent-gold   : #FFC154;
    --accent-coral  : #FF6B6B;

    --light         : #F8F9FA;
    --dark          : #2D3748;

    --gray          : #6B7280;
    --light-gray    : #E5E7EB;
    --soft-gray     : #f0f4fa;

    --gradient      : linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            
    --shadow        : 0 4px 20px rgba(0, 0, 0, 0.1);

    --card-bg       : #ffffff;
    --radius        : 24px;

    --gold: #d4af37;
    --gold-primary: #D4AF37;
    --gold-secondary: #AA7C11;
    --gold-vivid: #f1d279;
    --gold-soft-trace: rgba(212, 175, 55, 0.15);    
    --gold-shadow-deep: rgba(0, 0, 0, 0.6);
    --gold=shadow: 0 20px 40px -12px rgba(212,175,55,0.25);
    --gold-bloom: rgba(212, 175, 55, 0.25);    
    --gold-deep: #B8860B;
    --gold-soft: #F5E19C;
    --gold-light: #F3E5AB;
    --gold-dark: #B8860B;
    --gold-bright: #f1d279;
    --gold-dim: rgba(201, 160, 61, 0.15);
    --gold-glow: rgba(212, 175, 55, 0.25);
    --gold-overlay: rgba(212, 175, 55, 0.85);
    --gold-gradient: linear-gradient(135deg, #C19B76 0%, #D4AF37 100%);

    --navy-void: #050B14;
    --navy-deep: #0A1428;
    --navy-mid: #0F1F3A;
    
    --glass: rgba(255, 255, 255, 0.04);
    --glass-white: rgba(255,255,255,0.03);
    --glass-gold: rgba(212,175,55,0.12);
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(212, 175, 55, 0.15);
    
    --bg-darker: #05070a;
    --bg-deep: #0b1a2f;
    --bg-rich: #0a1f33;
    --bg-velvet: #0e223a;

    --surface: #111215;

    --dark-bg: #0a0c10;
    --dark-deep: #05070A;
    --dark-rich: #0A0F1A;
    --dark-card: rgba(15, 22, 35, 0.85);

    --obsidian: #0a0f18;
    --blue-accent: rgba(120, 190, 255, 0.15);

    --transition: all 0.25s ease-in-out;
    --transition-bounce: all 0.4s cubic-bezier(0.34, 1.2, 0.64, 1);
    --transition-smooth: all 0.4s cubic-bezier(0.2, 0.9, 0.4, 1.1);

    --text-white: #f5f7fc;
    --text-soft: #ccd6e6;
    --text-silver: #C0C9E0;
    --text-muted: #8892B0;

    --border-light: rgba(255, 255, 255, 0.08);    

    --input-bg: rgba(255,255,255,0.04);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-deep);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .tei-hero-title, .tei-section-title {
    /** font-family: 'Playfair Display', serif; **/
    font-weight: 600;
    letter-spacing: -0.02em;
}

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

.hero-2026 {
    min-height: 75vh;
    background: linear-gradient(
        90deg,
        #021f3a 0%,
        #023c6e 50%,
        #02539e 100%
    );
}

.hero {
    background: url('https://source.unsplash.com/1600x900/?expo,conference') no-repeat center center/cover;
    color: white;
    text-align: center;
    padding: 100px 0;
    position: relative;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

.hero .fade-in {
    animation: fadeIn 1.5s ease-in-out;
}

.hero .delay {
    animation-delay: 0.5s;
}

.hero .delay2 {
    animation-delay: 1s;
}

.text-gold {
    color: #d4af37;
    background: linear-gradient(135deg, #d4af37 0%, #f7e08b 50%, #d4af37 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
}

.text-glass {
    padding: 0;
    color: rgba(255, 255, 255, 0.6);
    background-color: var(--glass);
    border: 1px solid var(--gold-glow);
    border-radius: 28px;
    padding: 20px;
}

.text-soft-white {
    color: rgba(255,255,255,0.65);
}

.text-white {
    color: var(--text-white);
}

.text-silver {
    color: var(--text-silver);
}

.text-muted {
    color: rgba(255,255,255,0.5);
}

.text-primary-light {
    color: var(--accent-blue);
}

/* =================================================
   STATISTICS
================================================= */

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

/* =================================================
   CTA SECTION
================================================= */

.cta-section {
    background: linear-gradient(
        90deg,
        #022343 0%,
        #02539e 100%
    );
}

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

.bebas-neue-regular {
    font-family: "Bebas Neue", sans-serif;
    font-weight: 400;
}

.roboto-flex-bolder,
.Roboto-Flex-800,
.main-title {
    font-family: "Roboto Flex", sans-serif;
    font-optical-sizing: auto;
    font-style: normal;
}

.roboto-flex-bolder,
.Roboto-Flex-800 {
    font-weight: bolder;
}

.main-title {
    text-transform: uppercase;
    font-weight: 800;
}

/* =================================================
   POPPINS FONT WEIGHTS
================================================= */

.poppins-thin { font-family: "Poppins", serif; font-weight: 100; }
.poppins-extralight { font-family: "Poppins", serif; font-weight: 200; }
.poppins-light { font-family: "Poppins", serif; font-weight: 300; }
.poppins-regular { font-family: "Poppins", serif; font-weight: 400; }
.poppins-medium { font-family: "Poppins", serif; font-weight: 500; }
.poppins-semibold { font-family: "Poppins", serif; font-weight: 600; }
.poppins-bold { font-family: "Poppins", serif; font-weight: 700; }
.poppins-extrabold { font-family: "Poppins", serif; font-weight: 800; }
.poppins-black { font-family: "Poppins", serif; font-weight: 900; }

.poppins-thin-italic { font-family: "Poppins", serif; font-weight: 100; font-style: italic; }
.poppins-extralight-italic { font-family: "Poppins", serif; font-weight: 200; font-style: italic; }
.poppins-light-italic { font-family: "Poppins", serif; font-weight: 300; font-style: italic; }
.poppins-regular-italic { font-family: "Poppins", serif; font-weight: 400; font-style: italic; }
.poppins-medium-italic { font-family: "Poppins", serif; font-weight: 500; font-style: italic; }
.poppins-semibold-italic { font-family: "Poppins", serif; font-weight: 600; font-style: italic; }
.poppins-bold-italic { font-family: "Poppins", serif; font-weight: 700; font-style: italic; }
.poppins-extrabold-italic { font-family: "Poppins", serif; font-weight: 800; font-style: italic; }
.poppins-black-italic { font-family: "Poppins", serif; font-weight: 900; font-style: italic; }

.Poppins-flex-bolder-title {
    font-family: "Poppins", serif;
    font-weight: 700;
}

/* =================================================
   BACKGROUND
================================================= */

.bg {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background-image: url('../images/background/2026/background-image.webp');
    background-size: cover;
    background-position: center;
    background-repeat: repeat;
    background-attachment: fixed;
    text-align: center;
}

.bg-monitoring {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background-image: url('../images/background/Background Homepage.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: repeat;
    background-attachment: fixed;
    text-align: center;    
}

/* Mobile background fix */

@media screen and (max-width: 768px) {
    .bg {
        background-size: contain;
    }
}

/* =================================================
   NAVBAR
================================================= */

.navbar {
    transition: all 0.3s ease-in-out;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.navbar-nav .nav-item {
    margin: 0 15px;
}

.navbar.sticky {
    position: fixed;
    top: 0;
    width: 100%;
    background:
        radial-gradient(circle at 70% 50%, rgba(255,255,255,0.06), transparent 40%),
        linear-gradient(
            90deg,
            #021f3a 0%,
            #022b4f 25%,
            #023c6e 50%,
            #024b88 75%,
            #02539e 100%
        );
    z-index: 1000;
}

/* =================================================
   CAROUSEL
================================================= */

.carousel-inner img {
    width: 100%;
    max-height: 70vh;
    object-fit: contain;
}

/* =================================================
   CARDS
================================================= */

.card {
    transition: transform 0.3s ease-in-out;
}

.card:hover {
    transform: scale(1.05);
}

.card-custom {
    background-color: #395F90;
    color: white;
}

.card-custom .card-body,
.card-custom .card-title,
.card-custom .card-text {
    text-align: left;
}

/* =================================================
   BUTTONS
================================================= */
.btn-primary {
    background-color: #395f90;
    border-color: #395f90;
}

.btn-rounded {
    padding: 5px 30px;
    border-radius: 50px;
}

.btn-gold {
    background: var(--gold);
    color: #000;
    font-weight: 700;
    padding: 10px 28px;
    border-radius: 40px;
    transition: 0.2s;
}

.btn-tei-primary {
    background: var(--gold);
    color: #000;
    padding: 12px 32px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.25s ease;
    border: none;
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-tei-primary:hover {
    background: #f7e08a;
    transform: translateY(-3px);
    color: #000;
}

.btn-link-gold {
    color: var(--gold);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: 0.2s;
}

.btn-link-gold:hover {
    color: white;
    text-decoration: underline;
}

.btn-outline-gold {
    border: 1px solid #dbb45c;
    color: #ffefcf;
    border-radius: 40px;
    padding: 0.5rem 2rem;
    background: transparent;
    transition: 0.3s;
}

.btn-outline-gold:hover {
    background: #dbb45c20;
    border-color: #ffdd99;
}

.btn-outline-gold {
    border: 1px solid var(--gold);
    background: transparent;
    color: var(--gold);
    font-weight: 600;
    border-radius: 40px;
    padding: 10px 28px;
}

.btn-outline-gold:hover {
    background: var(--gold);
    color: #000;
}

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

#contact {
    background: #222;
    padding: 50px 0;
}

.dark-section {
    background-color: #D0D0D0;
    color: white;
}

/* =================================================
   TEI CARDS
================================================= */

.tei-cards-section .tei-card {
    position: relative;
    overflow: hidden;
    border: none;
    border-radius: 15px;
}

.tei-cards-section .tei-card-img {
    height: 200px;
    width: 100%;
    object-fit: cover;
}

.tei-cards-section .tei-card-body {
    position: absolute;
    inset: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(0,0,0,0.5);
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
    text-align: center;
    padding: 15px;
    border-radius: 15px;
}

.tei-cards-section .tei-card:hover .tei-card-body {
    opacity: 1;
}

.tei-cards-section .tei-card-title {
    font-size: 1.5rem;
    font-weight: bold;
}

.tei-cards-section .tei-card-text {
    font-size: 1rem;
    margin: 0;
}

.tei-cards-section .tei-card:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 24px rgba(0, 222, 222, 0.8);
}

/* =================================================
   LIST
================================================= */

.custom-list,
.custom-list .list-group-item {
    background-color: transparent !important;
}

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

.elegant-shadow {
    box-shadow:
        0 10px 20px rgba(0,0,0,0.1),
        0 6px 6px rgba(0,0,0,0.1);
}

/* =================================================
   ANIMATIONS
================================================= */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Animate on scroll improvements */
[data-aos] {
    transition-timing-function: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.cta-lead {
    color: #ffffff;
    font-size: 1.15rem;
    max-width: 600px;
    font-weight: 400;
    opacity: 0.95;
}

/* Structural Divider Rule */
.cta-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--gold-primary), transparent);
    border-radius: 2px;
}

@media (max-width: 576px) {
    .cta-lead {
        font-size: 1rem;
    }
}

.tei-insight-card {
    background: linear-gradient(
        135deg,
        rgba(255,255,255,0.04),
        rgba(255,255,255,0.01)
    );
    border: 1px solid rgba(255,255,255,0.08);
    padding: 25px;
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: 0.3s ease;
}

.tei-insight-card:hover {
    border-color: rgba(219,180,92,0.4);
    transform: translateY(-4px);
}