/* ============================================
   Peter Visa Interview - Custom Styles
   Palette: cream (#FAFAF5), navy (#1B2A4A), red (#C53030)
   Complements Tailwind CDN utility classes
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
    --color-cream:      #FAFAF5;
    --color-ivory:      #F5F0E8;
    --color-navy:       #1B2A4A;
    --color-navy-light: #2D3F5E;
    --color-navy-dark:  #111D35;
    --color-red:        #C53030;
    --color-red-hover:  #9B2C2C;
    --color-warm-gray:  #6B7280;
    --color-light-gray: #E8E5DE;
}

/* --- Base --- */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- Selection --- */
::selection {
    background-color: var(--color-red);
    color: white;
}

/* --- Focus accessibility --- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-navy);
    outline-offset: 2px;
    border-radius: 2px;
}

/* --- Custom scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}

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

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

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

* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-light-gray) var(--color-cream);
}


/* ============================================
   HERO SECTION
   ============================================ */
#hero img {
    filter: brightness(0.85);
}


/* ============================================
   CONVERSATION SECTION - CHAT BUBBLES
   ============================================ */

/* Chat container */
.chat-container {
    max-height: 600px;
    overflow-y: auto;
}

/* Shared bubble base */
.chat-bubble {
    max-width: 85%;
    padding: 12px 16px;
    border-radius: 10px;
    position: relative;
    line-height: 1.6;
    font-size: 0.9rem;
}

.chat-bubble .chat-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

/* Officer (Peter) - left aligned */
.chat-bubble.officer {
    background-color: var(--color-navy);
    color: #fff;
    margin-right: auto;
    border-bottom-left-radius: 3px;
}

.chat-bubble.officer .chat-label {
    color: rgba(255, 255, 255, 0.5);
}

/* Terminated message - red accent */
.chat-bubble.officer.terminated {
    background-color: var(--color-red);
    border-left: 3px solid #7C1D1D;
}

.chat-bubble.officer.terminated .chat-label {
    color: rgba(255, 255, 255, 0.6);
}

/* Applicant (user) - right aligned */
.chat-bubble.applicant {
    background-color: var(--color-light-gray);
    color: var(--color-navy);
    margin-left: auto;
    border-bottom-right-radius: 3px;
}

.chat-bubble.applicant .chat-label {
    color: var(--color-warm-gray);
}


/* ============================================
   TAB NAVIGATION (DESKTOP)
   ============================================ */
.tab-btn {
    color: var(--color-warm-gray);
    border-bottom-color: transparent;
    cursor: pointer;
    background: none;
}

.tab-btn:hover {
    color: var(--color-navy);
}

.tab-btn.active {
    color: var(--color-navy);
    border-bottom-color: var(--color-red);
}


/* ============================================
   ACCORDION (MOBILE)
   ============================================ */
.accordion-toggle {
    cursor: pointer;
}

.accordion-toggle:hover {
    background-color: var(--color-light-gray);
}

.accordion-toggle.active {
    background-color: var(--color-light-gray);
    border-color: var(--color-navy);
}

.accordion-chevron {
    transition: transform 0.2s ease;
}

.accordion-chevron.rotated {
    transform: rotate(180deg);
}


/* ============================================
   LEVEL DOTS (summary section)
   ============================================ */
.level-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}


/* ============================================
   FEATURE CARDS
   ============================================ */
.feature-card {
    transition: transform 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-3px);
}


/* ============================================
   REVEAL-ON-SCROLL
   ============================================ */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}


/* ============================================
   CTA BUTTON HOVER EFFECT
   ============================================ */
a[href="register"] {
    position: relative;
    overflow: hidden;
}

a[href="register"]::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
    pointer-events: none;
}

a[href="register"]:hover::after {
    width: 300px;
    height: 300px;
}


/* ============================================
   RESPONSIVE
   ============================================ */

/* On mobile, hide desktop tab nav (handled by Tailwind hidden/md:flex) */
/* Chat bubbles narrower on small screens */
@media (max-width: 640px) {
    .chat-bubble {
        max-width: 92%;
        font-size: 0.85rem;
        padding: 10px 14px;
    }

    .feature-card:hover {
        transform: none;
    }
}


/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    #hero,
    footer,
    .tab-nav,
    .accordion-header,
    a[href="register"] {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    section {
        padding-top: 1rem !important;
        padding-bottom: 1rem !important;
    }

    .chat-bubble.officer {
        background-color: #ddd !important;
        color: black !important;
    }

    .chat-bubble.officer.terminated {
        background-color: #f5c6c6 !important;
        color: black !important;
    }
}