/* =========================================================
   ROOT VARIABLES — BRAND SYSTEM
   ========================================================= */
:root {
    /* Core Ink */
    --ink-primary: #072326;
    --ink-secondary: #0b2f33;

    /* Boardroom Accents */
    --accent-gold: #c9b071;
    --accent-gold-soft: #d8c48a;

    /* Neutrals */
    --bg-light: #f7faf9;
    --bg-white: #ffffff;
    --bg-muted: #e8e2d6;

    /* Text */
    --text-primary: #072326;
    --text-muted: rgba(46, 46, 46, 0.75);
    --text-inverse: #ffffff;

    /* Fonts */
    --font-heading: "Roboto", sans-serif;
    --font-body: "Roboto", sans-serif;

    /* Layout */
    --navbar-height: 72px;
}

/* =========================================================
   GLOBAL RESET
   ========================================================= */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-body);
    background-color: var(--bg-light);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;

    /* Single source of truth */
    padding-top: var(--navbar-height);
}

/* =========================================================
   TYPOGRAPHY
   ========================================================= */
:root {
    --body-font-size: 17px;
    --h1-font-size: 3rem;
    --h2-font-size: 2.4rem;
    --h3-font-size: 1.8rem;
    --h4-font-size: 1.5rem;
    --h5-font-size: 1.25rem;
    --h6-font-size: 1rem;

    --body-line-height: 1.75;
    --heading-line-height: 1.25;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    line-height: var(--heading-line-height);
}

h1 { font-size: var(--h1-font-size); }
h2 { font-size: var(--h2-font-size); }
h3 { font-size: var(--h3-font-size); }
h4 { font-size: var(--h4-font-size); }
h5 { font-size: var(--h5-font-size); }
h6 { font-size: var(--h6-font-size); }

p {
    font-size: var(--body-font-size);
    line-height: var(--body-line-height);
    color: var(--text-muted);
    max-width: 760px;
    margin-bottom: 18px;
}

/* =========================================================
   LAYOUT
   ========================================================= */
.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding-top: 56px;
    padding-bottom: 28px;
    background-color: var(--bg-white);
}

.section.narrative {
    padding-top: 48px;
    padding-bottom: 28px;
}

/* =========================================================
   HERO SECTION
   ========================================================= */
.premium-hero {
    padding: 80px 24px 80px;
    background-color: var(--bg-light);
    text-align: center;
    position: relative;
    z-index: 1;
}

.premium-hero-title {
    font-size: var(--h1-font-size);
    margin-bottom: 16px;
}

.premium-hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
}

/* =========================================================
   NAVIGATION BAR
   ========================================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    height: var(--navbar-height);
    width: 100%;
    z-index: 1200;
    padding: 14px 24px;
    background-color: rgba(7, 35, 38, 0.88);
    backdrop-filter: blur(6px);
}

.navbar-container {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--text-inverse);
    text-decoration: none;
}

.navbar-nav {
    list-style: none;
    display: flex;
    gap: 28px;
    margin: 0;
    padding: 0;
}

.navbar-nav a {
    text-decoration: none;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
}

.navbar-nav a:hover {
    color: var(--accent-gold);
}

/* =========================================================
   BUTTONS
   ========================================================= */
.btn-primary,
.premium-btn {
    display: inline-block;
    background-color: var(--accent-gold);
    color: var(--ink-primary);
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 28px;
    text-decoration: none;
}

.btn-primary:hover,
.premium-btn:hover {
    background-color: var(--accent-gold-soft);
}

/* =========================================================
   CARDS
   ========================================================= */
.card-grid,
.premium-card-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    margin-top: 40px;
}

.card,
.premium-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    padding: 28px;
    box-shadow: 0 8px 22px rgba(0,0,0,0.06);
    flex: 1 1 30%;
}

/* =========================================================
   SERVICE IMAGE
   ========================================================= */
.service-image-container {
    display: flex;
    justify-content: center;
    margin: 32px 0;
}

.service-image-container img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.05);
}

/* =========================================================
   FOOTER
   ========================================================= */
footer {
    background-color: var(--bg-muted);
    color: var(--text-primary);
    padding: 48px 0;
    text-align: center;
    font-size: 0.9rem;
}

.decision-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* center rows */
    gap: 24px;
    margin-top: 24px;
}

/* Staggered pyramid effect */
.decision-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    padding: 28px;
    box-shadow: 0 8px 22px rgba(0,0,0,0.06);
    flex: 1 1 28%; /* 3 cards per row default */
    min-width: 260px;
    max-width: 320px;
    text-align: left;
}

/* Stagger the last row with only one card (centered) */
.decision-card:nth-last-child(2),
.decision-card:nth-last-child(1) {
    margin-top: 16px;
}

/* Responsive */
@media (max-width: 1024px) {
    .decision-card {
        flex: 1 1 45%;
    }
}

@media (max-width: 768px) {
    .decision-card {
        flex: 1 1 100%;
        max-width: none;
    }
}
.decision-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    padding: 28px;
    box-shadow: 0 12px 28px rgba(0,0,0,0.08); /* slightly stronger shadow for depth */
    flex: 1 1 28%;
    min-width: 260px;
    max-width: 320px;
    text-align: left;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* Gold top accent */
.decision-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 6px;
    width: 50px;
    background-color: var(--accent-gold);
    border-top-left-radius: 12px;
}

/* Hover effect for engagement */
.decision-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 32px rgba(0,0,0,0.12);
}

/* Card heading styling */
.decision-card strong {
    display: block;
    font-size: 1.05rem;
    margin-bottom: 12px;
    color: var(--ink-primary);
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .decision-card {
        flex: 1 1 45%;
    }
}

@media (max-width: 768px) {
    .decision-card {
        flex: 1 1 100%;
        max-width: none;
    }
}
.exam-cards {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 32px;
}

.exam-card {
    background-color: var(--bg-white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.06);
    flex: 1 1 30%;
    min-width: 280px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.exam-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 28px rgba(0,0,0,0.08);
}

.exam-card h3 {
    margin-bottom: 12px;
}

.exam-guidance {
    margin-top: 40px;
    padding: 24px;
    background-color: var(--bg-light);
    border-left: 4px solid var(--accent-gold);
    border-radius: 8px;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1024px) {
    .card,
    .premium-card {
        flex: 1 1 45%;
    }
}

@media (max-width: 768px) {
    body {
        padding-top: 84px;
    }

    .navbar-nav {
        gap: 16px;
    }

    .container {
        padding: 0 16px;
    }
}