shared-styles.css

/* ===== SHARED STYLES FOR 1SSB PORTFOLIO WEBSITE ===== */

/* CSS Variables - Design System */
:root {
    /* Base Colors */
    --bg-primary: #0f111a;
    --bg-surface: rgba(22, 27, 34, 0.95);
    --bg-elevated: rgba(30, 35, 42, 0.98);
    --text-primary: #f0f6fc;
    --text-secondary: #c9d1d9;

    /* Accent Colors - Colorblind Friendly */
    --accent-primary: #00b4d8;
    /* Bright cyan - distinguishable from red/green */
    --accent-secondary: #0077b6;
    /* Darker cyan */
    --accent-gold: #ffb703;
    /* Bright orange - distinguishable from red/green */
    --accent-emerald: #06ffa5;
    /* Bright mint green - distinguishable from red */

    /* Borders */
    --border-light: rgba(0, 180, 216, 0.15);
    --border-medium: rgba(0, 180, 216, 0.25);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.7);

    /* Effects */
    --ripple-color: rgba(0, 180, 216, 0.4);
}

/* Base Reset */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    position: relative;
}

/* Background Pattern - Colorblind Friendly */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        /* PRIMARY GRID PATTERN - Colorblind friendly */
        repeating-linear-gradient(45deg, transparent 0px, transparent 30px, #00b4d8 30px, #00b4d8 32px),
        repeating-linear-gradient(-45deg, transparent 0px, transparent 40px, #06ffa5 40px, #06ffa5 42px),
        /* PRIMARY DOTS - Colorblind friendly */
        radial-gradient(circle at 25% 25%, #ffb703 0px, #ffb703 4px, transparent 4px),
        radial-gradient(circle at 75% 75%, #ff6b6b 0px, #ff6b6b 4px, transparent 4px),
        radial-gradient(circle at 25% 75%, #8b5cf6 0px, #8b5cf6 4px, transparent 4px),
        radial-gradient(circle at 75% 25%, #06b6d4 0px, #06b6d4 4px, transparent 4px);
    background-size: 60px 60px, 80px 80px, 100px 100px, 100px 100px, 100px 100px, 100px 100px;
    opacity: 0.7;
    z-index: -2;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        /* OFFSET GRID PATTERN - Colorblind friendly */
        repeating-linear-gradient(90deg, transparent 0px, transparent 35px, #00b4d8 35px, #00b4d8 37px),
        repeating-linear-gradient(0deg, transparent 0px, transparent 45px, #ffb703 45px, #ffb703 47px),
        /* OFFSET DOTS - Colorblind friendly */
        radial-gradient(circle at 50% 50%, #ff6b6b 0px, #ff6b6b 3px, transparent 3px),
        radial-gradient(circle at 10% 90%, #06ffa5 0px, #06ffa5 3px, transparent 3px),
        radial-gradient(circle at 90% 10%, #00b4d8 0px, #00b4d8 3px, transparent 3px);
    background-size: 70px 70px, 90px 90px, 120px 120px, 120px 120px, 120px 120px;
    background-position: 20px 20px, 20px 20px, 20px 20px, 20px 20px, 20px 20px;
    opacity: 0.5;
    z-index: -1;
}

/* Main Container */
#wrapper {
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    margin: 20px;
    max-width: 800px;
    background-color: var(--bg-surface);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-xl);
    transition: background-color 0.3s;
    border: 1px solid var(--border-light);
    position: relative;
    overflow: hidden;
}

/* Header Styles */
header h1,
header h2,
header h3,
header h4,
header h3 a,
nav ul,
nav ul li,
nav ul li a {
    margin: 0;
    padding: 5px;
}

header h3 a {
    color: inherit;
    text-decoration: none;
}

header h3 a:hover {
    text-decoration: underline;
}

/* Navigation */
nav ul {
    list-style-type: none;
    padding: 0;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

nav ul li {
    margin: 10px;
}

nav ul li a {
    text-decoration: none;
    color: inherit;
    padding: 10px 20px;
    border-radius: 10px;
    border: 1px solid var(--text-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 18px;
    display: inline-block;
    min-width: 150px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

nav ul li a:hover {
    background: var(--accent-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Social Icons */
.icons {
    padding: 0;
    margin: 20px 0;
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 20px;
}

.icons li {
    display: inline-block;
}

.icons a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--border-light);
    color: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.icons a:hover {
    background: var(--accent-gold);
    color: white;
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

/* Separator */
.separator {
    width: 60%;
    border-top: 2px solid var(--text-primary);
    margin: 20px auto;
    opacity: 0.3;
}

/* Inline pair: Home + Toggle */
.header-buttons {
    display: inline-flex;
    gap: 12px;
    align-items: center;
    margin-left: 0;
}

/* Cancel the floating behavior when inside header */
.header-buttons .home-button {
    position: relative;
    z-index: 10;
    pointer-events: auto;
    width: 40px;
    height: 40px;
    border-radius: 6px;
}

/* Footer */
footer {
    margin-top: 20px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Loading States */
.loading {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.loaded {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: var(--ripple-color);
    transform: scale(0);
    animation: ripple-animation 0.6s linear;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 1rem 0.5rem;
    }

    #wrapper {
        margin: 10px;
        padding: 15px;
    }

    nav ul li a {
        min-width: 120px;
        font-size: 16px;
        padding: 8px 16px;
    }

    .icons a {
        width: 40px;
        height: 40px;
    }

    .header-buttons .home-button {
        width: 36px;
        height: 36px;
        font-size: 14px;
        border-radius: 8px;
    }
}

@media (max-width: 480px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav ul li {
        margin: 5px;
    }

    nav ul li a {
        min-width: 200px;
    }

    .icons {
        gap: 15px;
    }

    .header-buttons .home-button {
        width: 32px;
        height: 32px;
        font-size: 12px;
        border-radius: 6px;
    }
}

@media (max-width: 360px) {

    .header-buttons .home-button {
        width: 28px;
        height: 28px;
        font-size: 11px;
        border-radius: 5px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {

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

/* Focus States */
nav ul li a:focus,
.icons a:focus {
    outline: 3px solid var(--accent-primary);
    outline-offset: 3px;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.4);
}

/* Print Styles */
@media print {

    body::before,
    body::after {
        display: none;
    }

    #wrapper {
        box-shadow: none;
        background: white;
    }

    nav ul li a:hover {
        background: none;
        color: black;
    }
}